20201208001

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{21523}}^1$

素因数の和:21721

約数の個数: 32

約数和(自身を含む): 23952595968

約数和(自身を除く): 3751387967

約数列:

[1, 13, 17, 31, 137, 221, 403, 527, 1781, 2329, 4247, 6851, 21523, 30277, 55211, 72199, 279799, 365891, 667213, 938587, 2948651, 4756583, 8673769, 11342621, 38332463, 50127067, 91408181, 147454073, 651651871, 1188306353, 1553939077, 20201208001]

約数ペア:

[(1, 20201208001), (13, 1553939077), (17, 1188306353), (31, 651651871), (137, 147454073), (221, 91408181), (403, 50127067), (527, 38332463), (1781, 11342621), (2329, 8673769), (4247, 4756583), (6851, 2948651), (21523, 938587), (30277, 667213), (55211, 365891), (72199, 279799)]