20129192

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{2539}}^1$

素因数の和:3536

約数の個数: 16

約数和(自身を含む): 37795200

約数和(自身を除く): 17666008

約数列:

[1, 2, 4, 8, 991, 1982, 2539, 3964, 5078, 7928, 10156, 20312, 2516149, 5032298, 10064596, 20129192]

約数ペア:

[(1, 20129192), (2, 10064596), (4, 5032298), (8, 2516149), (991, 20312), (1982, 10156), (2539, 7928), (3964, 5078)]