19921210

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{7351}}^1$

素因数の和:7629

約数の個数: 16

約数和(自身を含む): 35995392

約数和(自身を除く): 16074182

約数列:

[1, 2, 5, 10, 271, 542, 1355, 2710, 7351, 14702, 36755, 73510, 1992121, 3984242, 9960605, 19921210]

約数ペア:

[(1, 19921210), (2, 9960605), (5, 3984242), (10, 1992121), (271, 73510), (542, 36755), (1355, 14702), (2710, 7351)]