19676144

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23203}}^1$

素因数の和:23264

約数の個数: 20

約数和(自身を含む): 38843496

約数和(自身を除く): 19167352

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23203, 46406, 92812, 185624, 371248, 1229759, 2459518, 4919036, 9838072, 19676144]

約数ペア:

[(1, 19676144), (2, 9838072), (4, 4919036), (8, 2459518), (16, 1229759), (53, 371248), (106, 185624), (212, 92812), (424, 46406), (848, 23203)]