19927550

素因数分解:

$2^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{3527}}^1$

素因数の和:3652

約数の個数: 24

約数和(自身を含む): 37403856

約数和(自身を除く): 17476306

約数列:

[1, 2, 5, 10, 25, 50, 113, 226, 565, 1130, 2825, 3527, 5650, 7054, 17635, 35270, 88175, 176350, 398551, 797102, 1992755, 3985510, 9963775, 19927550]

約数ペア:

[(1, 19927550), (2, 9963775), (5, 3985510), (10, 1992755), (25, 797102), (50, 398551), (113, 176350), (226, 88175), (565, 35270), (1130, 17635), (2825, 7054), (3527, 5650)]