20183808

素因数分解:

$2^8\times 3^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:701

約数の個数: 72

約数和(自身を含む): 55114416

約数和(自身を除く): 34930608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 256, 328, 384, 492, 641, 656, 768, 984, 1282, 1312, 1923, 1968, 2564, 2624, 3846, 3936, 5128, 5248, 7692, 7872, 10256, 10496, 15384, 15744, 20512, 26281, 30768, 31488, 41024, 52562, 61536, 78843, 82048, 105124, 123072, 157686, 164096, 210248, 246144, 315372, 420496, 492288, 630744, 840992, 1261488, 1681984, 2522976, 3363968, 5045952, 6727936, 10091904, 20183808]

約数ペア:

[(1, 20183808), (2, 10091904), (3, 6727936), (4, 5045952), (6, 3363968), (8, 2522976), (12, 1681984), (16, 1261488), (24, 840992), (32, 630744), (41, 492288), (48, 420496), (64, 315372), (82, 246144), (96, 210248), (123, 164096), (128, 157686), (164, 123072), (192, 105124), (246, 82048), (256, 78843), (328, 61536), (384, 52562), (492, 41024), (641, 31488), (656, 30768), (768, 26281), (984, 20512), (1282, 15744), (1312, 15384), (1923, 10496), (1968, 10256), (2564, 7872), (2624, 7692), (3846, 5248), (3936, 5128)]