1989256431664

素因数分解:

$2^4\times {\mathrm{613}}^1\times {\mathrm{12893}}^1\times {\mathrm{15731}}^1$

素因数の和:29245

約数の個数: 40

約数和(自身を含む): 3861016597872

約数和(自身を除く): 1871760166208

約数列:

[1, 2, 4, 8, 16, 613, 1226, 2452, 4904, 9808, 12893, 15731, 25786, 31462, 51572, 62924, 103144, 125848, 206288, 251696, 7903409, 9643103, 15806818, 19286206, 31613636, 38572412, 63227272, 77144824, 126454544, 154289648, 202819783, 405639566, 811279132, 1622558264, 3245116528, 124328526979, 248657053958, 497314107916, 994628215832, 1989256431664]

約数ペア:

[(1, 1989256431664), (2, 994628215832), (4, 497314107916), (8, 248657053958), (16, 124328526979), (613, 3245116528), (1226, 1622558264), (2452, 811279132), (4904, 405639566), (9808, 202819783), (12893, 154289648), (15731, 126454544), (25786, 77144824), (31462, 63227272), (51572, 38572412), (62924, 31613636), (103144, 19286206), (125848, 15806818), (206288, 9643103), (251696, 7903409)]