18798370

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{30817}}^1$

素因数の和:30885

約数の個数: 16

約数和(自身を含む): 34392888

約数和(自身を除く): 15594518

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 30817, 61634, 154085, 308170, 1879837, 3759674, 9399185, 18798370]

約数ペア:

[(1, 18798370), (2, 9399185), (5, 3759674), (10, 1879837), (61, 308170), (122, 154085), (305, 61634), (610, 30817)]