19923533

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2539}}^1$

素因数の和:2624

約数の個数: 16

約数和(自身を含む): 24384000

約数和(自身を除く): 4460467

約数列:

[1, 7, 19, 59, 133, 413, 1121, 2539, 7847, 17773, 48241, 149801, 337687, 1048607, 2846219, 19923533]

約数ペア:

[(1, 19923533), (7, 2846219), (19, 1048607), (59, 337687), (133, 149801), (413, 48241), (1121, 17773), (2539, 7847)]