19666773

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6121}}^1$

素因数の和:6154

約数の個数: 32

約数和(自身を含む): 35262720

約数和(自身を除く): 15595947

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 6121, 18363, 42847, 55089, 104057, 128541, 165267, 312171, 385623, 728399, 936513, 1156869, 2185197, 2809539, 6555591, 19666773]

約数ペア:

[(1, 19666773), (3, 6555591), (7, 2809539), (9, 2185197), (17, 1156869), (21, 936513), (27, 728399), (51, 385623), (63, 312171), (119, 165267), (153, 128541), (189, 104057), (357, 55089), (459, 42847), (1071, 18363), (3213, 6121)]