20588715

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21787}}^1$

素因数の和:21808

約数の個数: 32

約数和(自身を含む): 41832960

約数和(自身を除く): 21244245

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21787, 65361, 108935, 152509, 196083, 326805, 457527, 588249, 762545, 980415, 1372581, 2287635, 2941245, 4117743, 6862905, 20588715]

約数ペア:

[(1, 20588715), (3, 6862905), (5, 4117743), (7, 2941245), (9, 2287635), (15, 1372581), (21, 980415), (27, 762545), (35, 588249), (45, 457527), (63, 326805), (105, 196083), (135, 152509), (189, 108935), (315, 65361), (945, 21787)]