20904936

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67003}}^1$

素因数の和:67025

約数の個数: 32

約数和(自身を含む): 56283360

約数和(自身を除く): 35378424

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 67003, 134006, 201009, 268012, 402018, 536024, 804036, 871039, 1608072, 1742078, 2613117, 3484156, 5226234, 6968312, 10452468, 20904936]

約数ペア:

[(1, 20904936), (2, 10452468), (3, 6968312), (4, 5226234), (6, 3484156), (8, 2613117), (12, 1742078), (13, 1608072), (24, 871039), (26, 804036), (39, 536024), (52, 402018), (78, 268012), (104, 201009), (156, 134006), (312, 67003)]