18723030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2221}}^1$

素因数の和:2512

約数の個数: 32

約数和(自身を含む): 45115488

約数和(自身を除く): 26392458

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 281, 562, 843, 1405, 1686, 2221, 2810, 4215, 4442, 6663, 8430, 11105, 13326, 22210, 33315, 66630, 624101, 1248202, 1872303, 3120505, 3744606, 6241010, 9361515, 18723030]

約数ペア:

[(1, 18723030), (2, 9361515), (3, 6241010), (5, 3744606), (6, 3120505), (10, 1872303), (15, 1248202), (30, 624101), (281, 66630), (562, 33315), (843, 22210), (1405, 13326), (1686, 11105), (2221, 8430), (2810, 6663), (4215, 4442)]