20945706

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{65867}}^1$

素因数の和:65925

約数の個数: 16

約数和(自身を含む): 42682464

約数和(自身を除く): 21736758

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 65867, 131734, 197601, 395202, 3490951, 6981902, 10472853, 20945706]

約数ペア:

[(1, 20945706), (2, 10472853), (3, 6981902), (6, 3490951), (53, 395202), (106, 197601), (159, 131734), (318, 65867)]