20026455

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{18289}}^1$

素因数の和:18370

約数の個数: 16

約数和(自身を含む): 32483040

約数和(自身を除く): 12456585

約数列:

[1, 3, 5, 15, 73, 219, 365, 1095, 18289, 54867, 91445, 274335, 1335097, 4005291, 6675485, 20026455]

約数ペア:

[(1, 20026455), (3, 6675485), (5, 4005291), (15, 1335097), (73, 274335), (219, 91445), (365, 54867), (1095, 18289)]