20659352

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21701}}^1$

素因数の和:21731

約数の個数: 32

約数和(自身を含む): 46876320

約数和(自身を除く): 26216968

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21701, 43402, 86804, 151907, 173608, 303814, 368917, 607628, 737834, 1215256, 1475668, 2582419, 2951336, 5164838, 10329676, 20659352]

約数ペア:

[(1, 20659352), (2, 10329676), (4, 5164838), (7, 2951336), (8, 2582419), (14, 1475668), (17, 1215256), (28, 737834), (34, 607628), (56, 368917), (68, 303814), (119, 173608), (136, 151907), (238, 86804), (476, 43402), (952, 21701)]