18559797

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1\times {\mathrm{557}}^1$

素因数の和:972

約数の個数: 16

約数和(自身を含む): 25712640

約数和(自身を除く): 7152843

約数列:

[1, 3, 29, 87, 383, 557, 1149, 1671, 11107, 16153, 33321, 48459, 213331, 639993, 6186599, 18559797]

約数ペア:

[(1, 18559797), (3, 6186599), (29, 639993), (87, 213331), (383, 48459), (557, 33321), (1149, 16153), (1671, 11107)]