20705086

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{6301}}^1$

素因数の和:6387

約数の個数: 16

約数和(自身を含む): 32669568

約数和(自身を除く): 11964482

約数列:

[1, 2, 31, 53, 62, 106, 1643, 3286, 6301, 12602, 195331, 333953, 390662, 667906, 10352543, 20705086]

約数ペア:

[(1, 20705086), (2, 10352543), (31, 667906), (53, 390662), (62, 333953), (106, 195331), (1643, 12602), (3286, 6301)]