18728374

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 33534720

約数和(自身を除く): 14806346

約数列:

[1, 2, 7, 14, 29, 58, 163, 203, 283, 326, 406, 566, 1141, 1981, 2282, 3962, 4727, 8207, 9454, 16414, 33089, 46129, 57449, 66178, 92258, 114898, 322903, 645806, 1337741, 2675482, 9364187, 18728374]

約数ペア:

[(1, 18728374), (2, 9364187), (7, 2675482), (14, 1337741), (29, 645806), (58, 322903), (163, 114898), (203, 92258), (283, 66178), (326, 57449), (406, 46129), (566, 33089), (1141, 16414), (1981, 9454), (2282, 8207), (3962, 4727)]