2080351984

素因数分解:

$2^4\times {\mathrm{1637}}^1\times {\mathrm{79427}}^1$

素因数の和:81072

約数の個数: 20

約数和(自身を含む): 4033194984

約数和(自身を除く): 1952843000

約数列:

[1, 2, 4, 8, 16, 1637, 3274, 6548, 13096, 26192, 79427, 158854, 317708, 635416, 1270832, 130021999, 260043998, 520087996, 1040175992, 2080351984]

約数ペア:

[(1, 2080351984), (2, 1040175992), (4, 520087996), (8, 260043998), (16, 130021999), (1637, 1270832), (3274, 635416), (6548, 317708), (13096, 158854), (26192, 79427)]