19792198

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4373}}^1$

素因数の和:4479

約数の個数: 16

約数和(自身を含む): 31072896

約数和(自身を除く): 11280698

約数列:

[1, 2, 31, 62, 73, 146, 2263, 4373, 4526, 8746, 135563, 271126, 319229, 638458, 9896099, 19792198]

約数ペア:

[(1, 19792198), (2, 9896099), (31, 638458), (62, 319229), (73, 271126), (146, 135563), (2263, 8746), (4373, 4526)]