18940605

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{11801}}^1$

素因数の和:11916

約数の個数: 16

約数和(自身を含む): 30590784

約数和(自身を除く): 11650179

約数列:

[1, 3, 5, 15, 107, 321, 535, 1605, 11801, 35403, 59005, 177015, 1262707, 3788121, 6313535, 18940605]

約数ペア:

[(1, 18940605), (3, 6313535), (5, 3788121), (15, 1262707), (107, 177015), (321, 59005), (535, 35403), (1605, 11801)]