20137967576

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2427431}}^1$

素因数の和:2427515

約数の個数: 32

約数和(自身を含む): 40635211680

約数和(自身を除く): 20497244104

約数列:

[1, 2, 4, 8, 17, 34, 61, 68, 122, 136, 244, 488, 1037, 2074, 4148, 8296, 2427431, 4854862, 9709724, 19419448, 41266327, 82532654, 148073291, 165065308, 296146582, 330130616, 592293164, 1184586328, 2517245947, 5034491894, 10068983788, 20137967576]

約数ペア:

[(1, 20137967576), (2, 10068983788), (4, 5034491894), (8, 2517245947), (17, 1184586328), (34, 592293164), (61, 330130616), (68, 296146582), (122, 165065308), (136, 148073291), (244, 82532654), (488, 41266327), (1037, 19419448), (2074, 9709724), (4148, 4854862), (8296, 2427431)]