20181444056

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1\times {\mathrm{12511}}^1$

素因数の和:12972

約数の個数: 64

約数和(自身を含む): 41552352000

約数和(自身を除く): 21370907944

約数列:

[1, 2, 4, 8, 17, 29, 34, 58, 68, 116, 136, 232, 409, 493, 818, 986, 1636, 1972, 3272, 3944, 6953, 11861, 12511, 13906, 23722, 25022, 27812, 47444, 50044, 55624, 94888, 100088, 201637, 212687, 362819, 403274, 425374, 725638, 806548, 850748, 1451276, 1613096, 1701496, 2902552, 5116999, 6167923, 10233998, 12335846, 20467996, 24671692, 40935992, 49343384, 86988983, 148392971, 173977966, 296785942, 347955932, 593571884, 695911864, 1187143768, 2522680507, 5045361014, 10090722028, 20181444056]

約数ペア:

[(1, 20181444056), (2, 10090722028), (4, 5045361014), (8, 2522680507), (17, 1187143768), (29, 695911864), (34, 593571884), (58, 347955932), (68, 296785942), (116, 173977966), (136, 148392971), (232, 86988983), (409, 49343384), (493, 40935992), (818, 24671692), (986, 20467996), (1636, 12335846), (1972, 10233998), (3272, 6167923), (3944, 5116999), (6953, 2902552), (11861, 1701496), (12511, 1613096), (13906, 1451276), (23722, 850748), (25022, 806548), (27812, 725638), (47444, 425374), (50044, 403274), (55624, 362819), (94888, 212687), (100088, 201637)]