31190126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{19421}}^1$

素因数の和:19507

約数の個数: 16

約数和(自身を含む): 51740208

約数和(自身を除く): 20550082

約数列:

[1, 2, 11, 22, 73, 146, 803, 1606, 19421, 38842, 213631, 427262, 1417733, 2835466, 15595063, 31190126]

約数ペア:

[(1, 31190126), (2, 15595063), (11, 2835466), (22, 1417733), (73, 427262), (146, 213631), (803, 38842), (1606, 19421)]