20512172428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{277}}^1\times {\mathrm{7547}}^1$

素因数の和:8062

約数の個数: 48

約数和(自身を含む): 39482440704

約数和(自身を除く): 18970268276

約数列:

[1, 2, 4, 11, 22, 44, 223, 277, 446, 554, 892, 1108, 2453, 3047, 4906, 6094, 7547, 9812, 12188, 15094, 30188, 61771, 83017, 123542, 166034, 247084, 332068, 679481, 1358962, 1682981, 2090519, 2717924, 3365962, 4181038, 6731924, 8362076, 18512791, 22995709, 37025582, 45991418, 74051164, 91982836, 466185737, 932371474, 1864742948, 5128043107, 10256086214, 20512172428]

約数ペア:

[(1, 20512172428), (2, 10256086214), (4, 5128043107), (11, 1864742948), (22, 932371474), (44, 466185737), (223, 91982836), (277, 74051164), (446, 45991418), (554, 37025582), (892, 22995709), (1108, 18512791), (2453, 8362076), (3047, 6731924), (4906, 4181038), (6094, 3365962), (7547, 2717924), (9812, 2090519), (12188, 1682981), (15094, 1358962), (30188, 679481), (61771, 332068), (83017, 247084), (123542, 166034)]