19498860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{36109}}^1$

素因数の和:36127

約数の個数: 48

約数和(自身を含む): 60664800

約数和(自身を除く): 41165940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 36109, 72218, 108327, 144436, 180545, 216654, 324981, 361090, 433308, 541635, 649962, 722180, 974943, 1083270, 1299924, 1624905, 1949886, 2166540, 3249810, 3899772, 4874715, 6499620, 9749430, 19498860]

約数ペア:

[(1, 19498860), (2, 9749430), (3, 6499620), (4, 4874715), (5, 3899772), (6, 3249810), (9, 2166540), (10, 1949886), (12, 1624905), (15, 1299924), (18, 1083270), (20, 974943), (27, 722180), (30, 649962), (36, 541635), (45, 433308), (54, 361090), (60, 324981), (90, 216654), (108, 180545), (135, 144436), (180, 108327), (270, 72218), (540, 36109)]