2021071758428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{1420493}}^1$

素因数の和:1420806

約数の個数: 48

約数和(自身を含む): 3780900469920

約数和(自身を除く): 1759828711492

約数列:

[1, 2, 4, 19, 38, 76, 97, 193, 194, 386, 388, 772, 1843, 3667, 3686, 7334, 7372, 14668, 18721, 37442, 74884, 355699, 711398, 1420493, 1422796, 2840986, 5681972, 26989367, 53978734, 107957468, 137787821, 274155149, 275575642, 548310298, 551151284, 1096620596, 2617968599, 5208947831, 5235937198, 10417895662, 10471874396, 20835791324, 26593049453, 53186098906, 106372197812, 505267939607, 1010535879214, 2021071758428]

約数ペア:

[(1, 2021071758428), (2, 1010535879214), (4, 505267939607), (19, 106372197812), (38, 53186098906), (76, 26593049453), (97, 20835791324), (193, 10471874396), (194, 10417895662), (386, 5235937198), (388, 5208947831), (772, 2617968599), (1843, 1096620596), (3667, 551151284), (3686, 548310298), (7334, 275575642), (7372, 274155149), (14668, 137787821), (18721, 107957468), (37442, 53978734), (74884, 26989367), (355699, 5681972), (711398, 2840986), (1420493, 1422796)]