20662212

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 49562240

約数和(自身を除く): 28900028

約数列:

[1, 2, 3, 4, 6, 12, 73, 103, 146, 206, 219, 229, 292, 309, 412, 438, 458, 618, 687, 876, 916, 1236, 1374, 2748, 7519, 15038, 16717, 22557, 23587, 30076, 33434, 45114, 47174, 50151, 66868, 70761, 90228, 94348, 100302, 141522, 200604, 283044, 1721851, 3443702, 5165553, 6887404, 10331106, 20662212]

約数ペア:

[(1, 20662212), (2, 10331106), (3, 6887404), (4, 5165553), (6, 3443702), (12, 1721851), (73, 283044), (103, 200604), (146, 141522), (206, 100302), (219, 94348), (229, 90228), (292, 70761), (309, 66868), (412, 50151), (438, 47174), (458, 45114), (618, 33434), (687, 30076), (876, 23587), (916, 22557), (1236, 16717), (1374, 15038), (2748, 7519)]