18603513

素因数分解:

$3^4\times {\mathrm{241}}^1\times {\mathrm{953}}^1$

素因数の和:1206

約数の個数: 20

約数和(自身を含む): 27935028

約数和(自身を除く): 9331515

約数列:

[1, 3, 9, 27, 81, 241, 723, 953, 2169, 2859, 6507, 8577, 19521, 25731, 77193, 229673, 689019, 2067057, 6201171, 18603513]

約数ペア:

[(1, 18603513), (3, 6201171), (9, 2067057), (27, 689019), (81, 229673), (241, 77193), (723, 25731), (953, 19521), (2169, 8577), (2859, 6507)]