20081991555

素因数分解:

$3^3\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{75167}}^1$

素因数の和:77160

約数の個数: 32

約数和(自身を含む): 35719833600

約数和(自身を除く): 15637842045

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1979, 5937, 9895, 17811, 29685, 53433, 75167, 89055, 225501, 267165, 375835, 676503, 1127505, 2029509, 3382515, 10147545, 148755493, 446266479, 743777465, 1338799437, 2231332395, 4016398311, 6693997185, 20081991555]

約数ペア:

[(1, 20081991555), (3, 6693997185), (5, 4016398311), (9, 2231332395), (15, 1338799437), (27, 743777465), (45, 446266479), (135, 148755493), (1979, 10147545), (5937, 3382515), (9895, 2029509), (17811, 1127505), (29685, 676503), (53433, 375835), (75167, 267165), (89055, 225501)]