19405642

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{4801}}^1$

素因数の和:4893

約数の個数: 16

約数和(自身を含む): 30425472

約数和(自身を除く): 11019830

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 4801, 9602, 206443, 225647, 412886, 451294, 9702821, 19405642]

約数ペア:

[(1, 19405642), (2, 9702821), (43, 451294), (47, 412886), (86, 225647), (94, 206443), (2021, 9602), (4042, 4801)]