18957686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 33149088

約数和(自身を除く): 14191402

約数列:

[1, 2, 11, 17, 22, 34, 173, 187, 293, 346, 374, 586, 1903, 2941, 3223, 3806, 4981, 5882, 6446, 9962, 32351, 50689, 54791, 64702, 101378, 109582, 557579, 861713, 1115158, 1723426, 9478843, 18957686]

約数ペア:

[(1, 18957686), (2, 9478843), (11, 1723426), (17, 1115158), (22, 861713), (34, 557579), (173, 109582), (187, 101378), (293, 64702), (346, 54791), (374, 50689), (586, 32351), (1903, 9962), (2941, 6446), (3223, 5882), (3806, 4981)]