18531909

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{2311}}^1$

素因数の和:2340

約数の個数: 28

約数和(自身を含む): 30324192

約数和(自身を除く): 11792283

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 243, 297, 729, 891, 2311, 2673, 6933, 8019, 20799, 25421, 62397, 76263, 187191, 228789, 561573, 686367, 1684719, 2059101, 6177303, 18531909]

約数ペア:

[(1, 18531909), (3, 6177303), (9, 2059101), (11, 1684719), (27, 686367), (33, 561573), (81, 228789), (99, 187191), (243, 76263), (297, 62397), (729, 25421), (891, 20799), (2311, 8019), (2673, 6933)]