19743542

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1307}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 36916992

約数和(自身を除く): 17173450

約数列:

[1, 2, 7, 13, 14, 26, 83, 91, 166, 182, 581, 1079, 1162, 1307, 2158, 2614, 7553, 9149, 15106, 16991, 18298, 33982, 108481, 118937, 216962, 237874, 759367, 1410253, 1518734, 2820506, 9871771, 19743542]

約数ペア:

[(1, 19743542), (2, 9871771), (7, 2820506), (13, 1518734), (14, 1410253), (26, 759367), (83, 237874), (91, 216962), (166, 118937), (182, 108481), (581, 33982), (1079, 18298), (1162, 16991), (1307, 15106), (2158, 9149), (2614, 7553)]