2017821947

素因数分解:

${\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{491}}^1\times {\mathrm{907}}^1$

素因数の和:1618

約数の個数: 16

約数和(自身を含む): 2122889472

約数和(自身を除く): 105067525

約数列:

[1, 23, 197, 491, 907, 4531, 11293, 20861, 96727, 178679, 445337, 2224721, 4109617, 10242751, 87731389, 2017821947]

約数ペア:

[(1, 2017821947), (23, 87731389), (197, 10242751), (491, 4109617), (907, 2224721), (4531, 445337), (11293, 178679), (20861, 96727)]