19820122

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{15907}}^1$

素因数の和:16005

約数の個数: 16

約数和(自身を含む): 34361280

約数和(自身を除く): 14541158

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 15907, 31814, 111349, 222698, 1415723, 2831446, 9910061, 19820122]

約数ペア:

[(1, 19820122), (2, 9910061), (7, 2831446), (14, 1415723), (89, 222698), (178, 111349), (623, 31814), (1246, 15907)]