31739356

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{397}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 64189440

約数和(自身を除く): 32450084

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 79, 92, 158, 253, 316, 397, 506, 794, 869, 1012, 1588, 1738, 1817, 3476, 3634, 4367, 7268, 8734, 9131, 17468, 18262, 19987, 31363, 36524, 39974, 62726, 79948, 100441, 125452, 200882, 344993, 401764, 689986, 721349, 1379972, 1442698, 2885396, 7934839, 15869678, 31739356]

約数ペア:

[(1, 31739356), (2, 15869678), (4, 7934839), (11, 2885396), (22, 1442698), (23, 1379972), (44, 721349), (46, 689986), (79, 401764), (92, 344993), (158, 200882), (253, 125452), (316, 100441), (397, 79948), (506, 62726), (794, 39974), (869, 36524), (1012, 31363), (1588, 19987), (1738, 18262), (1817, 17468), (3476, 9131), (3634, 8734), (4367, 7268)]