18640290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{621343}}^1$

素因数の和:621353

約数の個数: 16

約数和(自身を含む): 44736768

約数和(自身を除く): 26096478

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 621343, 1242686, 1864029, 3106715, 3728058, 6213430, 9320145, 18640290]

約数ペア:

[(1, 18640290), (2, 9320145), (3, 6213430), (5, 3728058), (6, 3106715), (10, 1864029), (15, 1242686), (30, 621343)]