20331597

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:681

約数の個数: 32

約数和(自身を含む): 32288256

約数和(自身を除く): 11956659

約数列:

[1, 3, 11, 13, 33, 39, 83, 143, 249, 429, 571, 913, 1079, 1713, 2739, 3237, 6281, 7423, 11869, 18843, 22269, 35607, 47393, 81653, 142179, 244959, 521323, 616109, 1563969, 1848327, 6777199, 20331597]

約数ペア:

[(1, 20331597), (3, 6777199), (11, 1848327), (13, 1563969), (33, 616109), (39, 521323), (83, 244959), (143, 142179), (249, 81653), (429, 47393), (571, 35607), (913, 22269), (1079, 18843), (1713, 11869), (2739, 7423), (3237, 6281)]