20346887596

素因数分解:

$2^2\times 7^3\times {\mathrm{107}}^1\times {\mathrm{138599}}^1$

素因数の和:138731

約数の個数: 48

約数和(自身を含む): 41912640000

約数和(自身を除く): 21565752404

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 107, 196, 214, 343, 428, 686, 749, 1372, 1498, 2996, 5243, 10486, 20972, 36701, 73402, 138599, 146804, 277198, 554396, 970193, 1940386, 3880772, 6791351, 13582702, 14830093, 27165404, 29660186, 47539457, 59320372, 95078914, 103810651, 190157828, 207621302, 415242604, 726674557, 1453349114, 2906698228, 5086721899, 10173443798, 20346887596]

約数ペア:

[(1, 20346887596), (2, 10173443798), (4, 5086721899), (7, 2906698228), (14, 1453349114), (28, 726674557), (49, 415242604), (98, 207621302), (107, 190157828), (196, 103810651), (214, 95078914), (343, 59320372), (428, 47539457), (686, 29660186), (749, 27165404), (1372, 14830093), (1498, 13582702), (2996, 6791351), (5243, 3880772), (10486, 1940386), (20972, 970193), (36701, 554396), (73402, 277198), (138599, 146804)]