20504592

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:229

約数の個数: 120

約数和(自身を含む): 61746048

約数和(自身を除く): 41241456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 41, 46, 48, 69, 72, 82, 92, 123, 138, 144, 151, 164, 184, 207, 246, 276, 302, 328, 368, 369, 414, 453, 492, 552, 604, 656, 738, 828, 906, 943, 984, 1104, 1208, 1359, 1476, 1656, 1812, 1886, 1968, 2416, 2718, 2829, 2952, 3312, 3473, 3624, 3772, 5436, 5658, 5904, 6191, 6946, 7248, 7544, 8487, 10419, 10872, 11316, 12382, 13892, 15088, 16974, 18573, 20838, 21744, 22632, 24764, 27784, 31257, 33948, 37146, 41676, 45264, 49528, 55568, 55719, 62514, 67896, 74292, 83352, 99056, 111438, 125028, 135792, 142393, 148584, 166704, 222876, 250056, 284786, 297168, 427179, 445752, 500112, 569572, 854358, 891504, 1139144, 1281537, 1708716, 2278288, 2563074, 3417432, 5126148, 6834864, 10252296, 20504592]

約数ペア:

[(1, 20504592), (2, 10252296), (3, 6834864), (4, 5126148), (6, 3417432), (8, 2563074), (9, 2278288), (12, 1708716), (16, 1281537), (18, 1139144), (23, 891504), (24, 854358), (36, 569572), (41, 500112), (46, 445752), (48, 427179), (69, 297168), (72, 284786), (82, 250056), (92, 222876), (123, 166704), (138, 148584), (144, 142393), (151, 135792), (164, 125028), (184, 111438), (207, 99056), (246, 83352), (276, 74292), (302, 67896), (328, 62514), (368, 55719), (369, 55568), (414, 49528), (453, 45264), (492, 41676), (552, 37146), (604, 33948), (656, 31257), (738, 27784), (828, 24764), (906, 22632), (943, 21744), (984, 20838), (1104, 18573), (1208, 16974), (1359, 15088), (1476, 13892), (1656, 12382), (1812, 11316), (1886, 10872), (1968, 10419), (2416, 8487), (2718, 7544), (2829, 7248), (2952, 6946), (3312, 6191), (3473, 5904), (3624, 5658), (3772, 5436)]