20698908

素因数分解:

$2^2\times 3^1\times {\mathrm{89}}^1\times {\mathrm{19381}}^1$

素因数の和:19477

約数の個数: 24

約数和(自身を含む): 48842640

約数和(自身を除く): 28143732

約数列:

[1, 2, 3, 4, 6, 12, 89, 178, 267, 356, 534, 1068, 19381, 38762, 58143, 77524, 116286, 232572, 1724909, 3449818, 5174727, 6899636, 10349454, 20698908]

約数ペア:

[(1, 20698908), (2, 10349454), (3, 6899636), (4, 5174727), (6, 3449818), (12, 1724909), (89, 232572), (178, 116286), (267, 77524), (356, 58143), (534, 38762), (1068, 19381)]