20212687090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{299137}}^1$

素因数の和:299406

約数の個数: 32

約数和(自身を含む): 37799077680

約数和(自身を除く): 17586390590

約数列:

[1, 2, 5, 10, 29, 58, 145, 233, 290, 466, 1165, 2330, 6757, 13514, 33785, 67570, 299137, 598274, 1495685, 2991370, 8674973, 17349946, 43374865, 69698921, 86749730, 139397842, 348494605, 696989210, 2021268709, 4042537418, 10106343545, 20212687090]

約数ペア:

[(1, 20212687090), (2, 10106343545), (5, 4042537418), (10, 2021268709), (29, 696989210), (58, 348494605), (145, 139397842), (233, 86749730), (290, 69698921), (466, 43374865), (1165, 17349946), (2330, 8674973), (6757, 2991370), (13514, 1495685), (33785, 598274), (67570, 299137)]