18495135

素因数分解:

$3^4\times 5^1\times {\mathrm{45667}}^1$

素因数の和:45684

約数の個数: 20

約数和(自身を含む): 33154968

約数和(自身を除く): 14659833

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 45667, 137001, 228335, 411003, 685005, 1233009, 2055015, 3699027, 6165045, 18495135]

約数ペア:

[(1, 18495135), (3, 6165045), (5, 3699027), (9, 2055015), (15, 1233009), (27, 685005), (45, 411003), (81, 228335), (135, 137001), (405, 45667)]