19558618

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{1997}}^1$

素因数の和:2141

約数の個数: 16

約数和(自身を含む): 30209760

約数和(自身を除く): 10651142

約数列:

[1, 2, 59, 83, 118, 166, 1997, 3994, 4897, 9794, 117823, 165751, 235646, 331502, 9779309, 19558618]

約数ペア:

[(1, 19558618), (2, 9779309), (59, 331502), (83, 235646), (118, 165751), (166, 117823), (1997, 9794), (3994, 4897)]