2021842972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{618679}}^1$

素因数の和:618745

約数の個数: 24

約数和(自身を含む): 3811068800

約数和(自身を除く): 1789225828

約数列:

[1, 2, 4, 19, 38, 43, 76, 86, 172, 817, 1634, 3268, 618679, 1237358, 2474716, 11754901, 23509802, 26603197, 47019604, 53206394, 106412788, 505460743, 1010921486, 2021842972]

約数ペア:

[(1, 2021842972), (2, 1010921486), (4, 505460743), (19, 106412788), (38, 53206394), (43, 47019604), (76, 26603197), (86, 23509802), (172, 11754901), (817, 2474716), (1634, 1237358), (3268, 618679)]