19609568

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 96

約数和(自身を含む): 46539360

約数和(自身を除く): 26929792

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 29, 32, 34, 44, 58, 68, 88, 113, 116, 136, 176, 187, 226, 232, 272, 319, 352, 374, 452, 464, 493, 544, 638, 748, 904, 928, 986, 1243, 1276, 1496, 1808, 1921, 1972, 2486, 2552, 2992, 3277, 3616, 3842, 3944, 4972, 5104, 5423, 5984, 6554, 7684, 7888, 9944, 10208, 10846, 13108, 15368, 15776, 19888, 21131, 21692, 26216, 30736, 36047, 39776, 42262, 43384, 52432, 55709, 61472, 72094, 84524, 86768, 104864, 111418, 144188, 169048, 173536, 222836, 288376, 338096, 445672, 576752, 612799, 676192, 891344, 1153504, 1225598, 1782688, 2451196, 4902392, 9804784, 19609568]

約数ペア:

[(1, 19609568), (2, 9804784), (4, 4902392), (8, 2451196), (11, 1782688), (16, 1225598), (17, 1153504), (22, 891344), (29, 676192), (32, 612799), (34, 576752), (44, 445672), (58, 338096), (68, 288376), (88, 222836), (113, 173536), (116, 169048), (136, 144188), (176, 111418), (187, 104864), (226, 86768), (232, 84524), (272, 72094), (319, 61472), (352, 55709), (374, 52432), (452, 43384), (464, 42262), (493, 39776), (544, 36047), (638, 30736), (748, 26216), (904, 21692), (928, 21131), (986, 19888), (1243, 15776), (1276, 15368), (1496, 13108), (1808, 10846), (1921, 10208), (1972, 9944), (2486, 7888), (2552, 7684), (2992, 6554), (3277, 5984), (3616, 5423), (3842, 5104), (3944, 4972)]