20802471948

素因数分解:

$2^2\times 3^3\times {\mathrm{461}}^1\times {\mathrm{417821}}^1$

素因数の和:418295

約数の個数: 48

約数和(自身を含む): 54049453920

約数和(自身を除く): 33246981972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 461, 922, 1383, 1844, 2766, 4149, 5532, 8298, 12447, 16596, 24894, 49788, 417821, 835642, 1253463, 1671284, 2506926, 3760389, 5013852, 7520778, 11281167, 15041556, 22562334, 45124668, 192615481, 385230962, 577846443, 770461924, 1155692886, 1733539329, 2311385772, 3467078658, 5200617987, 6934157316, 10401235974, 20802471948]

約数ペア:

[(1, 20802471948), (2, 10401235974), (3, 6934157316), (4, 5200617987), (6, 3467078658), (9, 2311385772), (12, 1733539329), (18, 1155692886), (27, 770461924), (36, 577846443), (54, 385230962), (108, 192615481), (461, 45124668), (922, 22562334), (1383, 15041556), (1844, 11281167), (2766, 7520778), (4149, 5013852), (5532, 3760389), (8298, 2506926), (12447, 1671284), (16596, 1253463), (24894, 835642), (49788, 417821)]