20951312

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14713}}^1$

素因数の和:14810

約数の個数: 20

約数和(自身を含む): 41052060

約数和(自身を除く): 20100748

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14713, 29426, 58852, 117704, 235408, 1309457, 2618914, 5237828, 10475656, 20951312]

約数ペア:

[(1, 20951312), (2, 10475656), (4, 5237828), (8, 2618914), (16, 1309457), (89, 235408), (178, 117704), (356, 58852), (712, 29426), (1424, 14713)]