20217642

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1489}}^1$

素因数の和:1598

約数の個数: 32

約数和(自身を含む): 42339840

約数和(自身を除く): 22122198

約数列:

[1, 2, 3, 6, 31, 62, 73, 93, 146, 186, 219, 438, 1489, 2263, 2978, 4467, 4526, 6789, 8934, 13578, 46159, 92318, 108697, 138477, 217394, 276954, 326091, 652182, 3369607, 6739214, 10108821, 20217642]

約数ペア:

[(1, 20217642), (2, 10108821), (3, 6739214), (6, 3369607), (31, 652182), (62, 326091), (73, 276954), (93, 217394), (146, 138477), (186, 108697), (219, 92318), (438, 46159), (1489, 13578), (2263, 8934), (2978, 6789), (4467, 4526)]