12211984

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:200

約数の個数: 60

約数和(自身を含む): 26647600

約数和(自身を除く): 14435616

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 139, 152, 272, 278, 289, 304, 323, 556, 578, 646, 1112, 1156, 1292, 2224, 2312, 2363, 2584, 2641, 4624, 4726, 5168, 5282, 5491, 9452, 10564, 10982, 18904, 21128, 21964, 37808, 40171, 42256, 43928, 44897, 80342, 87856, 89794, 160684, 179588, 321368, 359176, 642736, 718352, 763249, 1526498, 3052996, 6105992, 12211984]

約数ペア:

[(1, 12211984), (2, 6105992), (4, 3052996), (8, 1526498), (16, 763249), (17, 718352), (19, 642736), (34, 359176), (38, 321368), (68, 179588), (76, 160684), (136, 89794), (139, 87856), (152, 80342), (272, 44897), (278, 43928), (289, 42256), (304, 40171), (323, 37808), (556, 21964), (578, 21128), (646, 18904), (1112, 10982), (1156, 10564), (1292, 9452), (2224, 5491), (2312, 5282), (2363, 5168), (2584, 4726), (2641, 4624)]