20486752

素因数分解:

$2^5\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:93

約数の個数: 96

約数和(自身を含む): 49067424

約数和(自身を除く): 28580672

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 37, 44, 52, 74, 88, 104, 121, 143, 148, 176, 208, 242, 286, 296, 352, 407, 416, 481, 484, 572, 592, 814, 962, 968, 1144, 1184, 1331, 1573, 1628, 1924, 1936, 2288, 2662, 3146, 3256, 3848, 3872, 4477, 4576, 5291, 5324, 6292, 6512, 7696, 8954, 10582, 10648, 12584, 13024, 15392, 17303, 17908, 21164, 21296, 25168, 34606, 35816, 42328, 42592, 49247, 50336, 58201, 69212, 71632, 84656, 98494, 116402, 138424, 143264, 169312, 196988, 232804, 276848, 393976, 465608, 553696, 640211, 787952, 931216, 1280422, 1575904, 1862432, 2560844, 5121688, 10243376, 20486752]

約数ペア:

[(1, 20486752), (2, 10243376), (4, 5121688), (8, 2560844), (11, 1862432), (13, 1575904), (16, 1280422), (22, 931216), (26, 787952), (32, 640211), (37, 553696), (44, 465608), (52, 393976), (74, 276848), (88, 232804), (104, 196988), (121, 169312), (143, 143264), (148, 138424), (176, 116402), (208, 98494), (242, 84656), (286, 71632), (296, 69212), (352, 58201), (407, 50336), (416, 49247), (481, 42592), (484, 42328), (572, 35816), (592, 34606), (814, 25168), (962, 21296), (968, 21164), (1144, 17908), (1184, 17303), (1331, 15392), (1573, 13024), (1628, 12584), (1924, 10648), (1936, 10582), (2288, 8954), (2662, 7696), (3146, 6512), (3256, 6292), (3848, 5324), (3872, 5291), (4477, 4576)]