20880451634

素因数分解:

$2^1\times 7^2\times {\mathrm{1307}}^1\times {\mathrm{163019}}^1$

素因数の和:164342

約数の個数: 24

約数和(自身を含む): 36462357360

約数和(自身を除く): 15581905726

約数列:

[1, 2, 7, 14, 49, 98, 1307, 2614, 9149, 18298, 64043, 128086, 163019, 326038, 1141133, 2282266, 7987931, 15975862, 213065833, 426131666, 1491460831, 2982921662, 10440225817, 20880451634]

約数ペア:

[(1, 20880451634), (2, 10440225817), (7, 2982921662), (14, 1491460831), (49, 426131666), (98, 213065833), (1307, 15975862), (2614, 7987931), (9149, 2282266), (18298, 1141133), (64043, 326038), (128086, 163019)]