18202455

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1237}}^1$

素因数の和:1360

約数の個数: 32

約数和(自身を含む): 32683200

約数和(自身を除く): 14480745

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1237, 1635, 2943, 3711, 4905, 6185, 11133, 14715, 18555, 33399, 55665, 134833, 166995, 404499, 674165, 1213497, 2022495, 3640491, 6067485, 18202455]

約数ペア:

[(1, 18202455), (3, 6067485), (5, 3640491), (9, 2022495), (15, 1213497), (27, 674165), (45, 404499), (109, 166995), (135, 134833), (327, 55665), (545, 33399), (981, 18555), (1237, 14715), (1635, 11133), (2943, 6185), (3711, 4905)]