18126913

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 22851072

約数和(自身を除く): 4724159

約数列:

[1, 7, 17, 47, 49, 119, 329, 463, 799, 833, 2303, 3241, 5593, 7871, 21761, 22687, 39151, 55097, 152327, 369937, 385679, 1066289, 2589559, 18126913]

約数ペア:

[(1, 18126913), (7, 2589559), (17, 1066289), (47, 385679), (49, 369937), (119, 152327), (329, 55097), (463, 39151), (799, 22687), (833, 21761), (2303, 7871), (3241, 5593)]