20022751

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{997}}^1$

素因数の和:1174

約数の個数: 16

約数和(自身を含む): 24271360

約数和(自身を除く): 4248609

約数列:

[1, 7, 19, 133, 151, 997, 1057, 2869, 6979, 18943, 20083, 132601, 150547, 1053829, 2860393, 20022751]

約数ペア:

[(1, 20022751), (7, 2860393), (19, 1053829), (133, 150547), (151, 132601), (997, 20083), (1057, 18943), (2869, 6979)]