20765085

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{397}}^1$

素因数の和:733

約数の個数: 32

約数和(自身を含む): 36450432

約数和(自身を除く): 15685347

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 317, 397, 951, 1191, 1585, 1985, 3487, 4367, 4755, 5955, 10461, 13101, 17435, 21835, 52305, 65505, 125849, 377547, 629245, 1384339, 1887735, 4153017, 6921695, 20765085]

約数ペア:

[(1, 20765085), (3, 6921695), (5, 4153017), (11, 1887735), (15, 1384339), (33, 629245), (55, 377547), (165, 125849), (317, 65505), (397, 52305), (951, 21835), (1191, 17435), (1585, 13101), (1985, 10461), (3487, 5955), (4367, 4755)]