18447988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2381}}^1$

素因数の和:2547

約数の個数: 24

約数和(自身を含む): 35015400

約数和(自身を除く): 16567412

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 596, 1937, 2381, 3874, 4762, 7748, 9524, 30953, 61906, 123812, 354769, 709538, 1419076, 4611997, 9223994, 18447988]

約数ペア:

[(1, 18447988), (2, 9223994), (4, 4611997), (13, 1419076), (26, 709538), (52, 354769), (149, 123812), (298, 61906), (596, 30953), (1937, 9524), (2381, 7748), (3874, 4762)]