20432438

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1080

約数の個数: 24

約数和(自身を含む): 33765696

約数和(自身を除く): 13333258

約数列:

[1, 2, 13, 26, 61, 122, 169, 338, 793, 991, 1586, 1982, 10309, 12883, 20618, 25766, 60451, 120902, 167479, 334958, 785863, 1571726, 10216219, 20432438]

約数ペア:

[(1, 20432438), (2, 10216219), (13, 1571726), (26, 785863), (61, 334958), (122, 167479), (169, 120902), (338, 60451), (793, 25766), (991, 20618), (1586, 12883), (1982, 10309)]