18908490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2243}}^1$

素因数の和:2534

約数の個数: 32

約数和(自身を含む): 45562176

約数和(自身を除く): 26653686

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 281, 562, 843, 1405, 1686, 2243, 2810, 4215, 4486, 6729, 8430, 11215, 13458, 22430, 33645, 67290, 630283, 1260566, 1890849, 3151415, 3781698, 6302830, 9454245, 18908490]

約数ペア:

[(1, 18908490), (2, 9454245), (3, 6302830), (5, 3781698), (6, 3151415), (10, 1890849), (15, 1260566), (30, 630283), (281, 67290), (562, 33645), (843, 22430), (1405, 13458), (1686, 11215), (2243, 8430), (2810, 6729), (4215, 4486)]