18421378

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3761}}^1$

素因数の和:3873

約数の個数: 16

約数和(自身を含む): 28892160

約数和(自身を除く): 10470782

約数列:

[1, 2, 31, 62, 79, 158, 2449, 3761, 4898, 7522, 116591, 233182, 297119, 594238, 9210689, 18421378]

約数ペア:

[(1, 18421378), (2, 9210689), (31, 594238), (62, 297119), (79, 233182), (158, 116591), (2449, 7522), (3761, 4898)]