12154642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{641}}^1$

素因数の和:1161

約数の個数: 16

約数和(自身を含む): 19260000

約数和(自身を除く): 7105358

約数列:

[1, 2, 19, 38, 499, 641, 998, 1282, 9481, 12179, 18962, 24358, 319859, 639718, 6077321, 12154642]

約数ペア:

[(1, 12154642), (2, 6077321), (19, 639718), (38, 319859), (499, 24358), (641, 18962), (998, 12179), (1282, 9481)]