20565558988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{911}}^1\times {\mathrm{25537}}^1$

素因数の和:26482

約数の個数: 48

約数和(自身を含む): 41084717184

約数和(自身を除く): 20519158196

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 911, 1822, 3644, 11843, 15487, 23686, 25537, 30974, 47372, 51074, 61948, 102148, 201331, 331981, 402662, 434129, 663962, 805324, 868258, 1327924, 1736516, 5643677, 11287354, 22574708, 23264207, 46528414, 93056828, 302434691, 395491519, 604869382, 790983038, 1209738764, 1581966076, 5141389747, 10282779494, 20565558988]

約数ペア:

[(1, 20565558988), (2, 10282779494), (4, 5141389747), (13, 1581966076), (17, 1209738764), (26, 790983038), (34, 604869382), (52, 395491519), (68, 302434691), (221, 93056828), (442, 46528414), (884, 23264207), (911, 22574708), (1822, 11287354), (3644, 5643677), (11843, 1736516), (15487, 1327924), (23686, 868258), (25537, 805324), (30974, 663962), (47372, 434129), (51074, 402662), (61948, 331981), (102148, 201331)]