392642638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{145531}}^1$

素因数の和:145623

約数の個数: 16

約数和(自身を含む): 628698240

約数和(自身を除く): 236055602

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 145531, 291062, 2765089, 5530178, 10332701, 20665402, 196321319, 392642638]

約数ペア:

[(1, 392642638), (2, 196321319), (19, 20665402), (38, 10332701), (71, 5530178), (142, 2765089), (1349, 291062), (2698, 145531)]