818301968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{63691}}^1$

素因数の和:63783

約数の個数: 40

約数和(自身を含む): 1753313376

約数和(自身を除く): 935011408

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 88, 146, 176, 292, 584, 803, 1168, 1606, 3212, 6424, 12848, 63691, 127382, 254764, 509528, 700601, 1019056, 1401202, 2802404, 4649443, 5604808, 9298886, 11209616, 18597772, 37195544, 51143873, 74391088, 102287746, 204575492, 409150984, 818301968]

約数ペア:

[(1, 818301968), (2, 409150984), (4, 204575492), (8, 102287746), (11, 74391088), (16, 51143873), (22, 37195544), (44, 18597772), (73, 11209616), (88, 9298886), (146, 5604808), (176, 4649443), (292, 2802404), (584, 1401202), (803, 1019056), (1168, 700601), (1606, 509528), (3212, 254764), (6424, 127382), (12848, 63691)]