20542776

素因数分解:

$2^3\times 3^1\times {\mathrm{181}}^1\times {\mathrm{4729}}^1$

素因数の和:4919

約数の個数: 32

約数和(自身を含む): 51651600

約数和(自身を除く): 31108824

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 181, 362, 543, 724, 1086, 1448, 2172, 4344, 4729, 9458, 14187, 18916, 28374, 37832, 56748, 113496, 855949, 1711898, 2567847, 3423796, 5135694, 6847592, 10271388, 20542776]

約数ペア:

[(1, 20542776), (2, 10271388), (3, 6847592), (4, 5135694), (6, 3423796), (8, 2567847), (12, 1711898), (24, 855949), (181, 113496), (362, 56748), (543, 37832), (724, 28374), (1086, 18916), (1448, 14187), (2172, 9458), (4344, 4729)]