19936245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{1049}}^1$

素因数の和:1245

約数の個数: 32

約数和(自身を含む): 36691200

約数和(自身を除く): 16754955

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 181, 543, 905, 1049, 1267, 2715, 3147, 3801, 5245, 6335, 7343, 15735, 19005, 22029, 36715, 110145, 189869, 569607, 949345, 1329083, 2848035, 3987249, 6645415, 19936245]

約数ペア:

[(1, 19936245), (3, 6645415), (5, 3987249), (7, 2848035), (15, 1329083), (21, 949345), (35, 569607), (105, 189869), (181, 110145), (543, 36715), (905, 22029), (1049, 19005), (1267, 15735), (2715, 7343), (3147, 6335), (3801, 5245)]