31685214

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20873}}^1$

素因数の和:20912

約数の個数: 32

約数和(自身を含む): 72140544

約数和(自身を除く): 40455330

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 20873, 41746, 62619, 125238, 229603, 459206, 480079, 688809, 960158, 1377618, 1440237, 2880474, 5280869, 10561738, 15842607, 31685214]

約数ペア:

[(1, 31685214), (2, 15842607), (3, 10561738), (6, 5280869), (11, 2880474), (22, 1440237), (23, 1377618), (33, 960158), (46, 688809), (66, 480079), (69, 459206), (138, 229603), (253, 125238), (506, 62619), (759, 41746), (1518, 20873)]