19856378879

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{379}}^1\times {\mathrm{71671}}^1$

素因数の和:72110

約数の個数: 16

約数和(自身を含む): 21570405120

約数和(自身を除く): 1714026241

約数列:

[1, 17, 43, 379, 731, 6443, 16297, 71671, 277049, 1218407, 3081853, 27163309, 52391501, 461776253, 1168022287, 19856378879]

約数ペア:

[(1, 19856378879), (17, 1168022287), (43, 461776253), (379, 52391501), (731, 27163309), (6443, 3081853), (16297, 1218407), (71671, 277049)]