20172745912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{35447}}^1$

素因数の和:35716

約数の個数: 64

約数和(自身を含む): 42877900800

約数和(自身を除く): 22705154888

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 88, 116, 223, 232, 319, 446, 638, 892, 1276, 1784, 2453, 2552, 4906, 6467, 9812, 12934, 19624, 25868, 35447, 51736, 70894, 71137, 141788, 142274, 283576, 284548, 389917, 569096, 779834, 1027963, 1559668, 2055926, 3119336, 4111852, 7904681, 8223704, 11307593, 15809362, 22615186, 31618724, 45230372, 63237448, 86951491, 90460744, 173902982, 229235749, 347805964, 458471498, 695611928, 916942996, 1833885992, 2521593239, 5043186478, 10086372956, 20172745912]

約数ペア:

[(1, 20172745912), (2, 10086372956), (4, 5043186478), (8, 2521593239), (11, 1833885992), (22, 916942996), (29, 695611928), (44, 458471498), (58, 347805964), (88, 229235749), (116, 173902982), (223, 90460744), (232, 86951491), (319, 63237448), (446, 45230372), (638, 31618724), (892, 22615186), (1276, 15809362), (1784, 11307593), (2453, 8223704), (2552, 7904681), (4906, 4111852), (6467, 3119336), (9812, 2055926), (12934, 1559668), (19624, 1027963), (25868, 779834), (35447, 569096), (51736, 389917), (70894, 284548), (71137, 283576), (141788, 142274)]