20100565772

素因数分解:

$2^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{995669}}^1$

素因数の和:995790

約数の個数: 36

約数和(自身を含む): 41316322320

約数和(自身を除く): 21215756548

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 412, 721, 1442, 2884, 5047, 10094, 20188, 995669, 1991338, 3982676, 6969683, 13939366, 27878732, 48787781, 97575562, 102553907, 195151124, 205107814, 410215628, 717877349, 1435754698, 2871509396, 5025141443, 10050282886, 20100565772]

約数ペア:

[(1, 20100565772), (2, 10050282886), (4, 5025141443), (7, 2871509396), (14, 1435754698), (28, 717877349), (49, 410215628), (98, 205107814), (103, 195151124), (196, 102553907), (206, 97575562), (412, 48787781), (721, 27878732), (1442, 13939366), (2884, 6969683), (5047, 3982676), (10094, 1991338), (20188, 995669)]