20809929436

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{3203}}^1\times {\mathrm{85487}}^1$

素因数の和:88713

約数の個数: 24

約数和(自身を含む): 38346497280

約数和(自身を除く): 17536567844

約数列:

[1, 2, 4, 19, 38, 76, 3203, 6406, 12812, 60857, 85487, 121714, 170974, 243428, 341948, 1624253, 3248506, 6497012, 273814861, 547629722, 1095259444, 5202482359, 10404964718, 20809929436]

約数ペア:

[(1, 20809929436), (2, 10404964718), (4, 5202482359), (19, 1095259444), (38, 547629722), (76, 273814861), (3203, 6497012), (6406, 3248506), (12812, 1624253), (60857, 341948), (85487, 243428), (121714, 170974)]