19652672

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:140

約数の個数: 84

約数和(自身を含む): 44622720

約数和(自身を除く): 24970048

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 79, 92, 104, 158, 169, 184, 208, 299, 316, 338, 368, 416, 598, 632, 676, 736, 832, 1027, 1196, 1264, 1352, 1472, 1817, 2054, 2392, 2528, 2704, 3634, 3887, 4108, 4784, 5056, 5408, 7268, 7774, 8216, 9568, 10816, 13351, 14536, 15548, 16432, 19136, 23621, 26702, 29072, 31096, 32864, 47242, 53404, 58144, 62192, 65728, 94484, 106808, 116288, 124384, 188968, 213616, 248768, 307073, 377936, 427232, 614146, 755872, 854464, 1228292, 1511744, 2456584, 4913168, 9826336, 19652672]

約数ペア:

[(1, 19652672), (2, 9826336), (4, 4913168), (8, 2456584), (13, 1511744), (16, 1228292), (23, 854464), (26, 755872), (32, 614146), (46, 427232), (52, 377936), (64, 307073), (79, 248768), (92, 213616), (104, 188968), (158, 124384), (169, 116288), (184, 106808), (208, 94484), (299, 65728), (316, 62192), (338, 58144), (368, 53404), (416, 47242), (598, 32864), (632, 31096), (676, 29072), (736, 26702), (832, 23621), (1027, 19136), (1196, 16432), (1264, 15548), (1352, 14536), (1472, 13351), (1817, 10816), (2054, 9568), (2392, 8216), (2528, 7774), (2704, 7268), (3634, 5408), (3887, 5056), (4108, 4784)]