51990992

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{171023}}^1$

素因数の和:171050

約数の個数: 20

約数和(自身を含む): 106034880

約数和(自身を除く): 54043888

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 171023, 342046, 684092, 1368184, 2736368, 3249437, 6498874, 12997748, 25995496, 51990992]

約数ペア:

[(1, 51990992), (2, 25995496), (4, 12997748), (8, 6498874), (16, 3249437), (19, 2736368), (38, 1368184), (76, 684092), (152, 342046), (304, 171023)]