20033728

素因数分解:

$2^6\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:246

約数の個数: 84

約数和(自身を含む): 47294800

約数和(自身を除く): 27261072

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 121, 143, 176, 199, 208, 242, 286, 352, 398, 416, 484, 572, 704, 796, 832, 968, 1144, 1573, 1592, 1936, 2189, 2288, 2587, 3146, 3184, 3872, 4378, 4576, 5174, 6292, 6368, 7744, 8756, 9152, 10348, 12584, 12736, 17512, 20696, 24079, 25168, 28457, 35024, 41392, 48158, 50336, 56914, 70048, 82784, 96316, 100672, 113828, 140096, 165568, 192632, 227656, 313027, 385264, 455312, 626054, 770528, 910624, 1252108, 1541056, 1821248, 2504216, 5008432, 10016864, 20033728]

約数ペア:

[(1, 20033728), (2, 10016864), (4, 5008432), (8, 2504216), (11, 1821248), (13, 1541056), (16, 1252108), (22, 910624), (26, 770528), (32, 626054), (44, 455312), (52, 385264), (64, 313027), (88, 227656), (104, 192632), (121, 165568), (143, 140096), (176, 113828), (199, 100672), (208, 96316), (242, 82784), (286, 70048), (352, 56914), (398, 50336), (416, 48158), (484, 41392), (572, 35024), (704, 28457), (796, 25168), (832, 24079), (968, 20696), (1144, 17512), (1573, 12736), (1592, 12584), (1936, 10348), (2189, 9152), (2288, 8756), (2587, 7744), (3146, 6368), (3184, 6292), (3872, 5174), (4378, 4576)]