1851167528

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{1459}}^1$

素因数の和:1774

約数の個数: 64

約数和(自身を含む): 4022592000

約数和(自身を除く): 2171424472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 163, 278, 326, 556, 652, 973, 1112, 1141, 1304, 1459, 1946, 2282, 2918, 3892, 4564, 5836, 7784, 9128, 10213, 11672, 20426, 22657, 40852, 45314, 81704, 90628, 158599, 181256, 202801, 237817, 317198, 405602, 475634, 634396, 811204, 951268, 1268792, 1419607, 1622408, 1664719, 1902536, 2839214, 3329438, 5678428, 6658876, 11356856, 13317752, 33056563, 66113126, 132226252, 231395941, 264452504, 462791882, 925583764, 1851167528]

約数ペア:

[(1, 1851167528), (2, 925583764), (4, 462791882), (7, 264452504), (8, 231395941), (14, 132226252), (28, 66113126), (56, 33056563), (139, 13317752), (163, 11356856), (278, 6658876), (326, 5678428), (556, 3329438), (652, 2839214), (973, 1902536), (1112, 1664719), (1141, 1622408), (1304, 1419607), (1459, 1268792), (1946, 951268), (2282, 811204), (2918, 634396), (3892, 475634), (4564, 405602), (5836, 317198), (7784, 237817), (9128, 202801), (10213, 181256), (11672, 158599), (20426, 90628), (22657, 81704), (40852, 45314)]