20918466

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{22787}}^1$

素因数の和:22815

約数の個数: 32

約数和(自身を含む): 49222080

約数和(自身を除く): 28303614

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 918, 22787, 45574, 68361, 136722, 205083, 387379, 410166, 615249, 774758, 1162137, 1230498, 2324274, 3486411, 6972822, 10459233, 20918466]

約数ペア:

[(1, 20918466), (2, 10459233), (3, 6972822), (6, 3486411), (9, 2324274), (17, 1230498), (18, 1162137), (27, 774758), (34, 615249), (51, 410166), (54, 387379), (102, 205083), (153, 136722), (306, 68361), (459, 45574), (918, 22787)]