20407488

素因数分解:

$2^6\times 3^1\times {\mathrm{157}}^1\times {\mathrm{677}}^1$

素因数の和:849

約数の個数: 56

約数和(自身を含む): 54418992

約数和(自身を除く): 34011504

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 157, 192, 314, 471, 628, 677, 942, 1256, 1354, 1884, 2031, 2512, 2708, 3768, 4062, 5024, 5416, 7536, 8124, 10048, 10832, 15072, 16248, 21664, 30144, 32496, 43328, 64992, 106289, 129984, 212578, 318867, 425156, 637734, 850312, 1275468, 1700624, 2550936, 3401248, 5101872, 6802496, 10203744, 20407488]

約数ペア:

[(1, 20407488), (2, 10203744), (3, 6802496), (4, 5101872), (6, 3401248), (8, 2550936), (12, 1700624), (16, 1275468), (24, 850312), (32, 637734), (48, 425156), (64, 318867), (96, 212578), (157, 129984), (192, 106289), (314, 64992), (471, 43328), (628, 32496), (677, 30144), (942, 21664), (1256, 16248), (1354, 15072), (1884, 10832), (2031, 10048), (2512, 8124), (2708, 7536), (3768, 5416), (4062, 5024)]