7820252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1997}}^1$

素因数の和:2101

約数の個数: 24

約数和(自身を含む): 15104880

約数和(自身を除く): 7284628

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 1997, 3916, 3994, 7988, 21967, 43934, 87868, 177733, 355466, 710932, 1955063, 3910126, 7820252]

約数ペア:

[(1, 7820252), (2, 3910126), (4, 1955063), (11, 710932), (22, 355466), (44, 177733), (89, 87868), (178, 43934), (356, 21967), (979, 7988), (1958, 3994), (1997, 3916)]