19792449937

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1\times {\mathrm{4507}}^1$

素因数の和:5209

約数の個数: 32

約数和(自身を含む): 23338312704

約数和(自身を除く): 3545862767

約数列:

[1, 13, 17, 31, 221, 403, 527, 641, 4507, 6851, 8333, 10897, 19871, 58591, 76619, 139717, 141661, 258323, 337807, 996047, 1816321, 2375189, 2888987, 4391491, 30877457, 37556831, 49112779, 89558597, 638466127, 1164261761, 1522496149, 19792449937]

約数ペア:

[(1, 19792449937), (13, 1522496149), (17, 1164261761), (31, 638466127), (221, 89558597), (403, 49112779), (527, 37556831), (641, 30877457), (4507, 4391491), (6851, 2888987), (8333, 2375189), (10897, 1816321), (19871, 996047), (58591, 337807), (76619, 258323), (139717, 141661)]