20257524

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80387}}^1$

素因数の和:80404

約数の個数: 36

約数和(自身を含む): 58522464

約数和(自身を除く): 38264940

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80387, 160774, 241161, 321548, 482322, 562709, 723483, 964644, 1125418, 1446966, 1688127, 2250836, 2893932, 3376254, 5064381, 6752508, 10128762, 20257524]

約数ペア:

[(1, 20257524), (2, 10128762), (3, 6752508), (4, 5064381), (6, 3376254), (7, 2893932), (9, 2250836), (12, 1688127), (14, 1446966), (18, 1125418), (21, 964644), (28, 723483), (36, 562709), (42, 482322), (63, 321548), (84, 241161), (126, 160774), (252, 80387)]