20865154

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{32299}}^1$

素因数の和:32337

約数の個数: 16

約数和(自身を含む): 34884000

約数和(自身を除く): 14018846

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 32299, 64598, 549083, 613681, 1098166, 1227362, 10432577, 20865154]

約数ペア:

[(1, 20865154), (2, 10432577), (17, 1227362), (19, 1098166), (34, 613681), (38, 549083), (323, 64598), (646, 32299)]