18288915

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1063}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 31051776

約数和(自身を除く): 12762861

約数列:

[1, 3, 5, 15, 31, 37, 93, 111, 155, 185, 465, 555, 1063, 1147, 3189, 3441, 5315, 5735, 15945, 17205, 32953, 39331, 98859, 117993, 164765, 196655, 494295, 589965, 1219261, 3657783, 6096305, 18288915]

約数ペア:

[(1, 18288915), (3, 6096305), (5, 3657783), (15, 1219261), (31, 589965), (37, 494295), (93, 196655), (111, 164765), (155, 117993), (185, 98859), (465, 39331), (555, 32953), (1063, 17205), (1147, 15945), (3189, 5735), (3441, 5315)]