20087058855

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{135089}}^1$

素因数の和:135551

約数の個数: 32

約数和(自身を含む): 33614714880

約数和(自身を除く): 13527656025

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 431, 1293, 2155, 6465, 9913, 29739, 49565, 135089, 148695, 405267, 675445, 2026335, 3107047, 9321141, 15535235, 46605705, 58223359, 174670077, 291116795, 873350385, 1339137257, 4017411771, 6695686285, 20087058855]

約数ペア:

[(1, 20087058855), (3, 6695686285), (5, 4017411771), (15, 1339137257), (23, 873350385), (69, 291116795), (115, 174670077), (345, 58223359), (431, 46605705), (1293, 15535235), (2155, 9321141), (6465, 3107047), (9913, 2026335), (29739, 675445), (49565, 405267), (135089, 148695)]