19725470

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 36720000

約数和(自身を除く): 16994530

約数列:

[1, 2, 5, 10, 59, 67, 118, 134, 295, 335, 499, 590, 670, 998, 2495, 3953, 4990, 7906, 19765, 29441, 33433, 39530, 58882, 66866, 147205, 167165, 294410, 334330, 1972547, 3945094, 9862735, 19725470]

約数ペア:

[(1, 19725470), (2, 9862735), (5, 3945094), (10, 1972547), (59, 334330), (67, 294410), (118, 167165), (134, 147205), (295, 66866), (335, 58882), (499, 39530), (590, 33433), (670, 29441), (998, 19765), (2495, 7906), (3953, 4990)]