18209802

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1487}}^1$

素因数の和:1662

約数の個数: 32

約数和(自身を含む): 39497472

約数和(自身を除く): 21287670

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 157, 314, 471, 942, 1487, 2041, 2974, 4082, 4461, 6123, 8922, 12246, 19331, 38662, 57993, 115986, 233459, 466918, 700377, 1400754, 3034967, 6069934, 9104901, 18209802]

約数ペア:

[(1, 18209802), (2, 9104901), (3, 6069934), (6, 3034967), (13, 1400754), (26, 700377), (39, 466918), (78, 233459), (157, 115986), (314, 57993), (471, 38662), (942, 19331), (1487, 12246), (2041, 8922), (2974, 6123), (4082, 4461)]