20937028

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24121}}^1$

素因数の和:24163

約数の個数: 24

約数和(自身を含む): 43226624

約数和(自身を除く): 22289596

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 24121, 48242, 96484, 168847, 337694, 675388, 747751, 1495502, 2991004, 5234257, 10468514, 20937028]

約数ペア:

[(1, 20937028), (2, 10468514), (4, 5234257), (7, 2991004), (14, 1495502), (28, 747751), (31, 675388), (62, 337694), (124, 168847), (217, 96484), (434, 48242), (868, 24121)]