18931081968

素因数分解:

$2^4\times 3^3\times {\mathrm{37}}^1\times {\mathrm{1184377}}^1$

素因数の和:1184431

約数の個数: 80

約数和(自身を含む): 55807891360

約数和(自身を除く): 36876809392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 37, 48, 54, 72, 74, 108, 111, 144, 148, 216, 222, 296, 333, 432, 444, 592, 666, 888, 999, 1332, 1776, 1998, 2664, 3996, 5328, 7992, 15984, 1184377, 2368754, 3553131, 4737508, 7106262, 9475016, 10659393, 14212524, 18950032, 21318786, 28425048, 31978179, 42637572, 43821949, 56850096, 63956358, 85275144, 87643898, 127912716, 131465847, 170550288, 175287796, 255825432, 262931694, 350575592, 394397541, 511650864, 525863388, 701151184, 788795082, 1051726776, 1183192623, 1577590164, 2103453552, 2366385246, 3155180328, 4732770492, 6310360656, 9465540984, 18931081968]

約数ペア:

[(1, 18931081968), (2, 9465540984), (3, 6310360656), (4, 4732770492), (6, 3155180328), (8, 2366385246), (9, 2103453552), (12, 1577590164), (16, 1183192623), (18, 1051726776), (24, 788795082), (27, 701151184), (36, 525863388), (37, 511650864), (48, 394397541), (54, 350575592), (72, 262931694), (74, 255825432), (108, 175287796), (111, 170550288), (144, 131465847), (148, 127912716), (216, 87643898), (222, 85275144), (296, 63956358), (333, 56850096), (432, 43821949), (444, 42637572), (592, 31978179), (666, 28425048), (888, 21318786), (999, 18950032), (1332, 14212524), (1776, 10659393), (1998, 9475016), (2664, 7106262), (3996, 4737508), (5328, 3553131), (7992, 2368754), (15984, 1184377)]