538820218

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{27823}}^1$

素因数の和:28269

約数の個数: 16

約数和(自身を含む): 845404416

約数和(自身を除く): 306584198

約数列:

[1, 2, 23, 46, 421, 842, 9683, 19366, 27823, 55646, 639929, 1279858, 11713483, 23426966, 269410109, 538820218]

約数ペア:

[(1, 538820218), (2, 269410109), (23, 23426966), (46, 11713483), (421, 1279858), (842, 639929), (9683, 55646), (19366, 27823)]