3998236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1$

素因数の和:1125

約数の個数: 24

約数和(自身を含む): 7726320

約数和(自身を除く): 3728084

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1021, 1958, 2042, 3916, 4084, 11231, 22462, 44924, 90869, 181738, 363476, 999559, 1999118, 3998236]

約数ペア:

[(1, 3998236), (2, 1999118), (4, 999559), (11, 363476), (22, 181738), (44, 90869), (89, 44924), (178, 22462), (356, 11231), (979, 4084), (1021, 3916), (1958, 2042)]