18155485

素因数分解:

$5^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:468

約数の個数: 16

約数和(自身を含む): 22216320

約数和(自身を除く): 4060835

約数列:

[1, 5, 139, 151, 173, 695, 755, 865, 20989, 24047, 26123, 104945, 120235, 130615, 3631097, 18155485]

約数ペア:

[(1, 18155485), (5, 3631097), (139, 130615), (151, 120235), (173, 104945), (695, 26123), (755, 24047), (865, 20989)]