317984

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:552

約数の個数: 24

約数和(自身を含む): 660240

約数和(自身を除く): 342256

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 523, 608, 1046, 2092, 4184, 8368, 9937, 16736, 19874, 39748, 79496, 158992, 317984]

約数ペア:

[(1, 317984), (2, 158992), (4, 79496), (8, 39748), (16, 19874), (19, 16736), (32, 9937), (38, 8368), (76, 4184), (152, 2092), (304, 1046), (523, 608)]