18371549

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2153}}^1$

素因数の和:2236

約数の個数: 16

約数和(自身を含む): 22332672

約数和(自身を除く): 3961123

約数列:

[1, 7, 23, 53, 161, 371, 1219, 2153, 8533, 15071, 49519, 114109, 346633, 798763, 2624507, 18371549]

約数ペア:

[(1, 18371549), (7, 2624507), (23, 798763), (53, 346633), (161, 114109), (371, 49519), (1219, 15071), (2153, 8533)]