18400645

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{6679}}^1$

素因数の和:6732

約数の個数: 16

約数和(自身を含む): 24048000

約数和(自身を除く): 5647355

約数列:

[1, 5, 19, 29, 95, 145, 551, 2755, 6679, 33395, 126901, 193691, 634505, 968455, 3680129, 18400645]

約数ペア:

[(1, 18400645), (5, 3680129), (19, 968455), (29, 634505), (95, 193691), (145, 126901), (551, 33395), (2755, 6679)]