18205655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1619}}^1$

素因数の和:1810

約数の個数: 16

約数和(自身を含む): 23677920

約数和(自身を除く): 5472265

約数列:

[1, 5, 13, 65, 173, 865, 1619, 2249, 8095, 11245, 21047, 105235, 280087, 1400435, 3641131, 18205655]

約数ペア:

[(1, 18205655), (5, 3641131), (13, 1400435), (65, 280087), (173, 105235), (865, 21047), (1619, 11245), (2249, 8095)]