18231295

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2687}}^1$

素因数の和:2774

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 4993025

約数列:

[1, 5, 23, 59, 115, 295, 1357, 2687, 6785, 13435, 61801, 158533, 309005, 792665, 3646259, 18231295]

約数ペア:

[(1, 18231295), (5, 3646259), (23, 792665), (59, 309005), (115, 158533), (295, 61801), (1357, 13435), (2687, 6785)]