2021919316

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{64747}}^1$

素因数の和:64999

約数の個数: 24

約数和(自身を含む): 3651269216

約数和(自身を除く): 1629349900

約数列:

[1, 2, 4, 37, 74, 148, 211, 422, 844, 7807, 15614, 31228, 64747, 129494, 258988, 2395639, 4791278, 9582556, 13661617, 27323234, 54646468, 505479829, 1010959658, 2021919316]

約数ペア:

[(1, 2021919316), (2, 1010959658), (4, 505479829), (37, 54646468), (74, 27323234), (148, 13661617), (211, 9582556), (422, 4791278), (844, 2395639), (7807, 258988), (15614, 129494), (31228, 64747)]