19899168

素因数分解:

$2^5\times 3^1\times {\mathrm{53}}^1\times {\mathrm{3911}}^1$

素因数の和:3977

約数の個数: 48

約数和(自身を含む): 53234496

約数和(自身を除く): 33335328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 53, 96, 106, 159, 212, 318, 424, 636, 848, 1272, 1696, 2544, 3911, 5088, 7822, 11733, 15644, 23466, 31288, 46932, 62576, 93864, 125152, 187728, 207283, 375456, 414566, 621849, 829132, 1243698, 1658264, 2487396, 3316528, 4974792, 6633056, 9949584, 19899168]

約数ペア:

[(1, 19899168), (2, 9949584), (3, 6633056), (4, 4974792), (6, 3316528), (8, 2487396), (12, 1658264), (16, 1243698), (24, 829132), (32, 621849), (48, 414566), (53, 375456), (96, 207283), (106, 187728), (159, 125152), (212, 93864), (318, 62576), (424, 46932), (636, 31288), (848, 23466), (1272, 15644), (1696, 11733), (2544, 7822), (3911, 5088)]