20125436

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 35857920

約数和(自身を除く): 15732484

約数列:

[1, 2, 4, 127, 173, 229, 254, 346, 458, 508, 692, 916, 21971, 29083, 39617, 43942, 58166, 79234, 87884, 116332, 158468, 5031359, 10062718, 20125436]

約数ペア:

[(1, 20125436), (2, 10062718), (4, 5031359), (127, 158468), (173, 116332), (229, 87884), (254, 79234), (346, 58166), (458, 43942), (508, 39617), (692, 29083), (916, 21971)]