20067819

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 29890560

約数和(自身を除く): 9822741

約数列:

[1, 3, 19, 31, 41, 57, 93, 123, 277, 589, 779, 831, 1271, 1767, 2337, 3813, 5263, 8587, 11357, 15789, 24149, 25761, 34071, 72447, 163153, 215783, 352067, 489459, 647349, 1056201, 6689273, 20067819]

約数ペア:

[(1, 20067819), (3, 6689273), (19, 1056201), (31, 647349), (41, 489459), (57, 352067), (93, 215783), (123, 163153), (277, 72447), (589, 34071), (779, 25761), (831, 24149), (1271, 15789), (1767, 11357), (2337, 8587), (3813, 5263)]