18915216

素因数分解:

$2^4\times 3^1\times {\mathrm{313}}^1\times {\mathrm{1259}}^1$

素因数の和:1583

約数の個数: 40

約数和(自身を含む): 49059360

約数和(自身を除く): 30144144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 313, 626, 939, 1252, 1259, 1878, 2504, 2518, 3756, 3777, 5008, 5036, 7512, 7554, 10072, 15024, 15108, 20144, 30216, 60432, 394067, 788134, 1182201, 1576268, 2364402, 3152536, 4728804, 6305072, 9457608, 18915216]

約数ペア:

[(1, 18915216), (2, 9457608), (3, 6305072), (4, 4728804), (6, 3152536), (8, 2364402), (12, 1576268), (16, 1182201), (24, 788134), (48, 394067), (313, 60432), (626, 30216), (939, 20144), (1252, 15108), (1259, 15024), (1878, 10072), (2504, 7554), (2518, 7512), (3756, 5036), (3777, 5008)]