20995778757

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{829}}^1\times {\mathrm{159287}}^1$

素因数の和:160172

約数の個数: 16

約数和(自身を含む): 28557152640

約数和(自身を除く): 7561373883

約数列:

[1, 3, 53, 159, 829, 2487, 43937, 131811, 159287, 477861, 8442211, 25326633, 132048923, 396146769, 6998592919, 20995778757]

約数ペア:

[(1, 20995778757), (3, 6998592919), (53, 396146769), (159, 132048923), (829, 25326633), (2487, 8442211), (43937, 477861), (131811, 159287)]