4019912065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{313933}}^1$

素因数の和:314148

約数の個数: 16

約数和(自身を含む): 5221350288

約数和(自身を除く): 1201438223

約数列:

[1, 5, 13, 65, 197, 985, 2561, 12805, 313933, 1569665, 4081129, 20405645, 61844801, 309224005, 803982413, 4019912065]

約数ペア:

[(1, 4019912065), (5, 803982413), (13, 309224005), (65, 61844801), (197, 20405645), (985, 4081129), (2561, 1569665), (12805, 313933)]