18601370

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 34594560

約数和(自身を除く): 15993190

約数列:

[1, 2, 5, 10, 43, 86, 181, 215, 239, 362, 430, 478, 905, 1195, 1810, 2390, 7783, 10277, 15566, 20554, 38915, 43259, 51385, 77830, 86518, 102770, 216295, 432590, 1860137, 3720274, 9300685, 18601370]

約数ペア:

[(1, 18601370), (2, 9300685), (5, 3720274), (10, 1860137), (43, 432590), (86, 216295), (181, 102770), (215, 86518), (239, 77830), (362, 51385), (430, 43259), (478, 38915), (905, 20554), (1195, 15566), (1810, 10277), (2390, 7783)]