20474451

素因数分解:

$3^5\times {\mathrm{109}}^1\times {\mathrm{773}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 30990960

約数和(自身を除く): 10516509

約数列:

[1, 3, 9, 27, 81, 109, 243, 327, 773, 981, 2319, 2943, 6957, 8829, 20871, 26487, 62613, 84257, 187839, 252771, 758313, 2274939, 6824817, 20474451]

約数ペア:

[(1, 20474451), (3, 6824817), (9, 2274939), (27, 758313), (81, 252771), (109, 187839), (243, 84257), (327, 62613), (773, 26487), (981, 20871), (2319, 8829), (2943, 6957)]