20888906378

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1\times {\mathrm{331013}}^1$

素因数の和:331381

約数の個数: 16

約数和(自身を含む): 31697900640

約数和(自身を除く): 10808994262

約数列:

[1, 2, 139, 227, 278, 454, 31553, 63106, 331013, 662026, 46010807, 75139951, 92021614, 150279902, 10444453189, 20888906378]

約数ペア:

[(1, 20888906378), (2, 10444453189), (139, 150279902), (227, 92021614), (278, 75139951), (454, 46010807), (31553, 662026), (63106, 331013)]