20780490072

素因数分解:

$2^3\times 3^1\times {\mathrm{865853753}}^1$

素因数の和:865853762

約数の個数: 16

約数和(自身を含む): 51951225240

約数和(自身を除く): 31170735168

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 865853753, 1731707506, 2597561259, 3463415012, 5195122518, 6926830024, 10390245036, 20780490072]

約数ペア:

[(1, 20780490072), (2, 10390245036), (3, 6926830024), (4, 5195122518), (6, 3463415012), (8, 2597561259), (12, 1731707506), (24, 865853753)]