20861066

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{719}}^1$

素因数の和:973

約数の個数: 16

約数和(自身を含む): 31881600

約数和(自身を除く): 11020534

約数列:

[1, 2, 89, 163, 178, 326, 719, 1438, 14507, 29014, 63991, 117197, 127982, 234394, 10430533, 20861066]

約数ペア:

[(1, 20861066), (2, 10430533), (89, 234394), (163, 127982), (178, 117197), (326, 63991), (719, 29014), (1438, 14507)]