18677390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{607}}^1$

素因数の和:812

約数の個数: 32

約数和(自身を含む): 35852544

約数和(自身を除く): 17175154

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 181, 362, 607, 905, 1214, 1810, 3035, 3077, 6070, 6154, 10319, 15385, 20638, 30770, 51595, 103190, 109867, 219734, 549335, 1098670, 1867739, 3735478, 9338695, 18677390]

約数ペア:

[(1, 18677390), (2, 9338695), (5, 3735478), (10, 1867739), (17, 1098670), (34, 549335), (85, 219734), (170, 109867), (181, 103190), (362, 51595), (607, 30770), (905, 20638), (1214, 15385), (1810, 10319), (3035, 6154), (3077, 6070)]