18297890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3433}}^1$

素因数の和:3494

約数の個数: 32

約数和(自身を含む): 36345456

約数和(自身を除く): 18047566

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 3433, 5330, 6866, 17165, 34330, 44629, 89258, 140753, 223145, 281506, 446290, 703765, 1407530, 1829789, 3659578, 9148945, 18297890]

約数ペア:

[(1, 18297890), (2, 9148945), (5, 3659578), (10, 1829789), (13, 1407530), (26, 703765), (41, 446290), (65, 281506), (82, 223145), (130, 140753), (205, 89258), (410, 44629), (533, 34330), (1066, 17165), (2665, 6866), (3433, 5330)]