19697868

素因数分解:

$2^2\times 3^2\times {\mathrm{181}}^1\times {\mathrm{3023}}^1$

素因数の和:3214

約数の個数: 36

約数和(自身を含む): 50083488

約数和(自身を除く): 30385620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 181, 362, 543, 724, 1086, 1629, 2172, 3023, 3258, 6046, 6516, 9069, 12092, 18138, 27207, 36276, 54414, 108828, 547163, 1094326, 1641489, 2188652, 3282978, 4924467, 6565956, 9848934, 19697868]

約数ペア:

[(1, 19697868), (2, 9848934), (3, 6565956), (4, 4924467), (6, 3282978), (9, 2188652), (12, 1641489), (18, 1094326), (36, 547163), (181, 108828), (362, 54414), (543, 36276), (724, 27207), (1086, 18138), (1629, 12092), (2172, 9069), (3023, 6516), (3258, 6046)]