9904396

素因数分解:

$2^2\times {\mathrm{19}}^5$

素因数の和:99

約数の個数: 18

約数和(自身を含む): 18295620

約数和(自身を除く): 8391224

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 6859, 13718, 27436, 130321, 260642, 521284, 2476099, 4952198, 9904396]

約数ペア:

[(1, 9904396), (2, 4952198), (4, 2476099), (19, 521284), (38, 260642), (76, 130321), (361, 27436), (722, 13718), (1444, 6859)]