20156568172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{18121}}^1\times {\mathrm{21391}}^1$

素因数の和:39529

約数の個数: 24

約数和(自身を含む): 37991250752

約数和(自身を除く): 17834682580

約数列:

[1, 2, 4, 13, 26, 52, 18121, 21391, 36242, 42782, 72484, 85564, 235573, 278083, 471146, 556166, 942292, 1112332, 387626311, 775252622, 1550505244, 5039142043, 10078284086, 20156568172]

約数ペア:

[(1, 20156568172), (2, 10078284086), (4, 5039142043), (13, 1550505244), (26, 775252622), (52, 387626311), (18121, 1112332), (21391, 942292), (36242, 556166), (42782, 471146), (72484, 278083), (85564, 235573)]