17493428

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:647

約数の個数: 24

約数和(自身を含む): 31328640

約数和(自身を除く): 13835212

約数列:

[1, 2, 4, 73, 139, 146, 278, 292, 431, 556, 862, 1724, 10147, 20294, 31463, 40588, 59909, 62926, 119818, 125852, 239636, 4373357, 8746714, 17493428]

約数ペア:

[(1, 17493428), (2, 8746714), (4, 4373357), (73, 239636), (139, 125852), (146, 119818), (278, 62926), (292, 59909), (431, 40588), (556, 31463), (862, 20294), (1724, 10147)]