31620428

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7193}}^1$

素因数の和:7361

約数の個数: 24

約数和(自身を含む): 63652512

約数和(自身を除く): 32032084

約数列:

[1, 2, 4, 7, 14, 28, 157, 314, 628, 1099, 2198, 4396, 7193, 14386, 28772, 50351, 100702, 201404, 1129301, 2258602, 4517204, 7905107, 15810214, 31620428]

約数ペア:

[(1, 31620428), (2, 15810214), (4, 7905107), (7, 4517204), (14, 2258602), (28, 1129301), (157, 201404), (314, 100702), (628, 50351), (1099, 28772), (2198, 14386), (4396, 7193)]