20400498

素因数分解:

$2^1\times 3^4\times {\mathrm{125929}}^1$

素因数の和:125943

約数の個数: 20

約数和(自身を含む): 45712590

約数和(自身を除く): 25312092

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 125929, 251858, 377787, 755574, 1133361, 2266722, 3400083, 6800166, 10200249, 20400498]

約数ペア:

[(1, 20400498), (2, 10200249), (3, 6800166), (6, 3400083), (9, 2266722), (18, 1133361), (27, 755574), (54, 377787), (81, 251858), (162, 125929)]