20178576

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{12739}}^1$

素因数の和:12764

約数の個数: 60

約数和(自身を含む): 61610640

約数和(自身を除く): 41432064

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 12739, 25478, 38217, 50956, 76434, 101912, 114651, 140129, 152868, 203824, 229302, 280258, 305736, 420387, 458604, 560516, 611472, 840774, 917208, 1121032, 1261161, 1681548, 1834416, 2242064, 2522322, 3363096, 5044644, 6726192, 10089288, 20178576]

約数ペア:

[(1, 20178576), (2, 10089288), (3, 6726192), (4, 5044644), (6, 3363096), (8, 2522322), (9, 2242064), (11, 1834416), (12, 1681548), (16, 1261161), (18, 1121032), (22, 917208), (24, 840774), (33, 611472), (36, 560516), (44, 458604), (48, 420387), (66, 305736), (72, 280258), (88, 229302), (99, 203824), (132, 152868), (144, 140129), (176, 114651), (198, 101912), (264, 76434), (396, 50956), (528, 38217), (792, 25478), (1584, 12739)]