18677018890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109864817}}^1$

素因数の和:109864841

約数の個数: 16

約数和(自身を含む): 35596201032

約数和(自身を除く): 16919182142

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 109864817, 219729634, 549324085, 1098648170, 1867701889, 3735403778, 9338509445, 18677018890]

約数ペア:

[(1, 18677018890), (2, 9338509445), (5, 3735403778), (10, 1867701889), (17, 1098648170), (34, 549324085), (85, 219729634), (170, 109864817)]