2019790790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{233}}^1\times {\mathrm{21143}}^1$

素因数の和:21424

約数の個数: 32

約数和(自身を含む): 3740458176

約数和(自身を除く): 1720667386

約数列:

[1, 2, 5, 10, 41, 82, 205, 233, 410, 466, 1165, 2330, 9553, 19106, 21143, 42286, 47765, 95530, 105715, 211430, 866863, 1733726, 4334315, 4926319, 8668630, 9852638, 24631595, 49263190, 201979079, 403958158, 1009895395, 2019790790]

約数ペア:

[(1, 2019790790), (2, 1009895395), (5, 403958158), (10, 201979079), (41, 49263190), (82, 24631595), (205, 9852638), (233, 8668630), (410, 4926319), (466, 4334315), (1165, 1733726), (2330, 866863), (9553, 211430), (19106, 105715), (21143, 95530), (42286, 47765)]