18821042

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{641}}^1$

素因数の和:973

約数の個数: 16

約数和(自身を含む): 28913112

約数和(自身を除く): 10092070

約数列:

[1, 2, 53, 106, 277, 554, 641, 1282, 14681, 29362, 33973, 67946, 177557, 355114, 9410521, 18821042]

約数ペア:

[(1, 18821042), (2, 9410521), (53, 355114), (106, 177557), (277, 67946), (554, 33973), (641, 29362), (1282, 14681)]