1900388728

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{329471}}^1$

素因数の和:329587

約数の個数: 32

約数和(自身を含む): 4111810560

約数和(自身を除く): 2211421832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 329471, 658942, 1317884, 2306297, 2635768, 4612594, 9225188, 18450376, 33935513, 67871026, 135742052, 237548591, 271484104, 475097182, 950194364, 1900388728]

約数ペア:

[(1, 1900388728), (2, 950194364), (4, 475097182), (7, 271484104), (8, 237548591), (14, 135742052), (28, 67871026), (56, 33935513), (103, 18450376), (206, 9225188), (412, 4612594), (721, 2635768), (824, 2306297), (1442, 1317884), (2884, 658942), (5768, 329471)]