20077772092

素因数分解:

$2^2\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{358711}}^1$

素因数の和:360721

約数の個数: 24

約数和(自身を含む): 40175744000

約数和(自身を除く): 20097971908

約数列:

[1, 2, 4, 7, 14, 28, 1999, 3998, 7996, 13993, 27986, 55972, 358711, 717422, 1434844, 2510977, 5021954, 10043908, 717063289, 1434126578, 2868253156, 5019443023, 10038886046, 20077772092]

約数ペア:

[(1, 20077772092), (2, 10038886046), (4, 5019443023), (7, 2868253156), (14, 1434126578), (28, 717063289), (1999, 10043908), (3998, 5021954), (7996, 2510977), (13993, 1434844), (27986, 717422), (55972, 358711)]