20842248

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{479}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 62380800

約数和(自身を除く): 41538552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 49, 56, 74, 84, 98, 111, 147, 148, 168, 196, 222, 259, 294, 296, 392, 444, 479, 518, 588, 777, 888, 958, 1036, 1176, 1437, 1554, 1813, 1916, 2072, 2874, 3108, 3353, 3626, 3832, 5439, 5748, 6216, 6706, 7252, 10059, 10878, 11496, 13412, 14504, 17723, 20118, 21756, 23471, 26824, 35446, 40236, 43512, 46942, 53169, 70413, 70892, 80472, 93884, 106338, 124061, 140826, 141784, 187768, 212676, 248122, 281652, 372183, 425352, 496244, 563304, 744366, 868427, 992488, 1488732, 1736854, 2605281, 2977464, 3473708, 5210562, 6947416, 10421124, 20842248]

約数ペア:

[(1, 20842248), (2, 10421124), (3, 6947416), (4, 5210562), (6, 3473708), (7, 2977464), (8, 2605281), (12, 1736854), (14, 1488732), (21, 992488), (24, 868427), (28, 744366), (37, 563304), (42, 496244), (49, 425352), (56, 372183), (74, 281652), (84, 248122), (98, 212676), (111, 187768), (147, 141784), (148, 140826), (168, 124061), (196, 106338), (222, 93884), (259, 80472), (294, 70892), (296, 70413), (392, 53169), (444, 46942), (479, 43512), (518, 40236), (588, 35446), (777, 26824), (888, 23471), (958, 21756), (1036, 20118), (1176, 17723), (1437, 14504), (1554, 13412), (1813, 11496), (1916, 10878), (2072, 10059), (2874, 7252), (3108, 6706), (3353, 6216), (3626, 5748), (3832, 5439)]