20129250442

素因数分解:

$2^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{8820881}}^1$

素因数の和:8821053

約数の個数: 16

約数和(自身を含む): 34718991552

約数和(自身を除く): 14589741110

約数列:

[1, 2, 7, 14, 163, 326, 1141, 2282, 8820881, 17641762, 61746167, 123492334, 1437803603, 2875607206, 10064625221, 20129250442]

約数ペア:

[(1, 20129250442), (2, 10064625221), (7, 2875607206), (14, 1437803603), (163, 123492334), (326, 61746167), (1141, 17641762), (2282, 8820881)]