19521986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1$

素因数の和:1018

約数の個数: 32

約数和(自身を含む): 34183296

約数和(自身を除く): 14661310

約数列:

[1, 2, 11, 22, 23, 41, 46, 82, 253, 451, 506, 902, 941, 943, 1882, 1886, 10351, 10373, 20702, 20746, 21643, 38581, 43286, 77162, 238073, 424391, 476146, 848782, 887363, 1774726, 9760993, 19521986]

約数ペア:

[(1, 19521986), (2, 9760993), (11, 1774726), (22, 887363), (23, 848782), (41, 476146), (46, 424391), (82, 238073), (253, 77162), (451, 43286), (506, 38581), (902, 21643), (941, 20746), (943, 20702), (1882, 10373), (1886, 10351)]