31982984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{21379}}^1$

素因数の和:21413

約数の個数: 32

約数和(自身を含む): 69271200

約数和(自身を除く): 37288216

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 21379, 42758, 85516, 171032, 235169, 363443, 470338, 726886, 940676, 1453772, 1881352, 2907544, 3997873, 7995746, 15991492, 31982984]

約数ペア:

[(1, 31982984), (2, 15991492), (4, 7995746), (8, 3997873), (11, 2907544), (17, 1881352), (22, 1453772), (34, 940676), (44, 726886), (68, 470338), (88, 363443), (136, 235169), (187, 171032), (374, 85516), (748, 42758), (1496, 21379)]