19775717584

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{2621}}^1$

素因数の和:2789

約数の個数: 160

約数和(自身を含む): 47754800640

約数和(自身を除く): 27979083056

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 29, 46, 56, 58, 92, 101, 112, 116, 161, 184, 202, 203, 232, 322, 368, 404, 406, 464, 644, 667, 707, 808, 812, 1288, 1334, 1414, 1616, 1624, 2323, 2576, 2621, 2668, 2828, 2929, 3248, 4646, 4669, 5242, 5336, 5656, 5858, 9292, 9338, 10484, 10672, 11312, 11716, 16261, 18347, 18584, 18676, 20503, 20968, 23432, 32522, 36694, 37168, 37352, 41006, 41936, 46864, 60283, 65044, 67367, 73388, 74704, 76009, 82012, 120566, 130088, 134734, 146776, 152018, 164024, 241132, 260176, 264721, 269468, 293552, 304036, 328048, 421981, 471569, 482264, 529442, 532063, 538936, 608072, 843962, 943138, 964528, 1058884, 1064126, 1077872, 1216144, 1687924, 1748207, 1853047, 1886276, 2117768, 2128252, 3375848, 3496414, 3706094, 3772552, 4235536, 4256504, 6088583, 6751696, 6992828, 7412188, 7545104, 7676909, 8513008, 12177166, 12237449, 13985656, 14824376, 15353818, 24354332, 24474898, 27971312, 29648752, 30707636, 42620081, 48708664, 48949796, 53738363, 61415272, 85240162, 97417328, 97899592, 107476726, 122830544, 170480324, 176568907, 195799184, 214953452, 340960648, 353137814, 429906904, 681921296, 706275628, 859813808, 1235982349, 1412551256, 2471964698, 2825102512, 4943929396, 9887858792, 19775717584]

約数ペア:

[(1, 19775717584), (2, 9887858792), (4, 4943929396), (7, 2825102512), (8, 2471964698), (14, 1412551256), (16, 1235982349), (23, 859813808), (28, 706275628), (29, 681921296), (46, 429906904), (56, 353137814), (58, 340960648), (92, 214953452), (101, 195799184), (112, 176568907), (116, 170480324), (161, 122830544), (184, 107476726), (202, 97899592), (203, 97417328), (232, 85240162), (322, 61415272), (368, 53738363), (404, 48949796), (406, 48708664), (464, 42620081), (644, 30707636), (667, 29648752), (707, 27971312), (808, 24474898), (812, 24354332), (1288, 15353818), (1334, 14824376), (1414, 13985656), (1616, 12237449), (1624, 12177166), (2323, 8513008), (2576, 7676909), (2621, 7545104), (2668, 7412188), (2828, 6992828), (2929, 6751696), (3248, 6088583), (4646, 4256504), (4669, 4235536), (5242, 3772552), (5336, 3706094), (5656, 3496414), (5858, 3375848), (9292, 2128252), (9338, 2117768), (10484, 1886276), (10672, 1853047), (11312, 1748207), (11716, 1687924), (16261, 1216144), (18347, 1077872), (18584, 1064126), (18676, 1058884), (20503, 964528), (20968, 943138), (23432, 843962), (32522, 608072), (36694, 538936), (37168, 532063), (37352, 529442), (41006, 482264), (41936, 471569), (46864, 421981), (60283, 328048), (65044, 304036), (67367, 293552), (73388, 269468), (74704, 264721), (76009, 260176), (82012, 241132), (120566, 164024), (130088, 152018), (134734, 146776)]