18497505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3271}}^1$

素因数の和:3321

約数の個数: 32

約数和(自身を含む): 32981760

約数和(自身を除く): 14484255

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 3271, 5655, 9813, 16355, 42523, 49065, 94859, 127569, 212615, 284577, 474295, 637845, 1233167, 1422885, 3699501, 6165835, 18497505]

約数ペア:

[(1, 18497505), (3, 6165835), (5, 3699501), (13, 1422885), (15, 1233167), (29, 637845), (39, 474295), (65, 284577), (87, 212615), (145, 127569), (195, 94859), (377, 49065), (435, 42523), (1131, 16355), (1885, 9813), (3271, 5655)]