16681968

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:183

約数の個数: 120

約数和(自身を含む): 49984896

約数和(自身を除く): 33302928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 37, 48, 62, 72, 74, 93, 101, 111, 124, 144, 148, 186, 202, 222, 248, 279, 296, 303, 333, 372, 404, 444, 496, 558, 592, 606, 666, 744, 808, 888, 909, 1116, 1147, 1212, 1332, 1488, 1616, 1776, 1818, 2232, 2294, 2424, 2664, 3131, 3441, 3636, 3737, 4464, 4588, 4848, 5328, 6262, 6882, 7272, 7474, 9176, 9393, 10323, 11211, 12524, 13764, 14544, 14948, 18352, 18786, 20646, 22422, 25048, 27528, 28179, 29896, 33633, 37572, 41292, 44844, 50096, 55056, 56358, 59792, 67266, 75144, 82584, 89688, 112716, 115847, 134532, 150288, 165168, 179376, 225432, 231694, 269064, 347541, 450864, 463388, 538128, 695082, 926776, 1042623, 1390164, 1853552, 2085246, 2780328, 4170492, 5560656, 8340984, 16681968]

約数ペア:

[(1, 16681968), (2, 8340984), (3, 5560656), (4, 4170492), (6, 2780328), (8, 2085246), (9, 1853552), (12, 1390164), (16, 1042623), (18, 926776), (24, 695082), (31, 538128), (36, 463388), (37, 450864), (48, 347541), (62, 269064), (72, 231694), (74, 225432), (93, 179376), (101, 165168), (111, 150288), (124, 134532), (144, 115847), (148, 112716), (186, 89688), (202, 82584), (222, 75144), (248, 67266), (279, 59792), (296, 56358), (303, 55056), (333, 50096), (372, 44844), (404, 41292), (444, 37572), (496, 33633), (558, 29896), (592, 28179), (606, 27528), (666, 25048), (744, 22422), (808, 20646), (888, 18786), (909, 18352), (1116, 14948), (1147, 14544), (1212, 13764), (1332, 12524), (1488, 11211), (1616, 10323), (1776, 9393), (1818, 9176), (2232, 7474), (2294, 7272), (2424, 6882), (2664, 6262), (3131, 5328), (3441, 4848), (3636, 4588), (3737, 4464)]