19616715

素因数分解:

$3^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{439}}^1$

素因数の和:784

約数の個数: 32

約数和(自身を含む): 35059200

約数和(自身を除く): 15442485

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 331, 439, 993, 1317, 1655, 2195, 2979, 3951, 4965, 6585, 8937, 11853, 14895, 19755, 44685, 59265, 145309, 435927, 726545, 1307781, 2179635, 3923343, 6538905, 19616715]

約数ペア:

[(1, 19616715), (3, 6538905), (5, 3923343), (9, 2179635), (15, 1307781), (27, 726545), (45, 435927), (135, 145309), (331, 59265), (439, 44685), (993, 19755), (1317, 14895), (1655, 11853), (2195, 8937), (2979, 6585), (3951, 4965)]