20699438

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{1453}}^1$

素因数の和:1891

約数の個数: 16

約数和(自身を含む): 32976720

約数和(自身を除く): 12277282

約数列:

[1, 2, 17, 34, 419, 838, 1453, 2906, 7123, 14246, 24701, 49402, 608807, 1217614, 10349719, 20699438]

約数ペア:

[(1, 20699438), (2, 10349719), (17, 1217614), (34, 608807), (419, 49402), (838, 24701), (1453, 14246), (2906, 7123)]