19638196

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{5449}}^1$

素因数の和:5523

約数の個数: 24

約数和(自身を含む): 37081800

約数和(自身を除く): 17443604

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 5449, 10898, 21796, 92633, 185266, 288797, 370532, 577594, 1155188, 4909549, 9819098, 19638196]

約数ペア:

[(1, 19638196), (2, 9819098), (4, 4909549), (17, 1155188), (34, 577594), (53, 370532), (68, 288797), (106, 185266), (212, 92633), (901, 21796), (1802, 10898), (3604, 5449)]