19535295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:192

約数の個数: 64

約数和(自身を含む): 36578304

約数和(自身を除く): 17043009

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 71, 83, 85, 195, 213, 221, 249, 255, 355, 415, 663, 923, 1065, 1079, 1105, 1207, 1245, 1411, 2769, 3237, 3315, 3621, 4233, 4615, 5395, 5893, 6035, 7055, 13845, 15691, 16185, 17679, 18105, 18343, 21165, 29465, 47073, 55029, 76609, 78455, 88395, 91715, 100181, 229827, 235365, 275145, 300543, 383045, 500905, 1149135, 1302353, 1502715, 3907059, 6511765, 19535295]

約数ペア:

[(1, 19535295), (3, 6511765), (5, 3907059), (13, 1502715), (15, 1302353), (17, 1149135), (39, 500905), (51, 383045), (65, 300543), (71, 275145), (83, 235365), (85, 229827), (195, 100181), (213, 91715), (221, 88395), (249, 78455), (255, 76609), (355, 55029), (415, 47073), (663, 29465), (923, 21165), (1065, 18343), (1079, 18105), (1105, 17679), (1207, 16185), (1245, 15691), (1411, 13845), (2769, 7055), (3237, 6035), (3315, 5893), (3621, 5395), (4233, 4615)]