18655144888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1103}}^1\times {\mathrm{5407}}^1$

素因数の和:6556

約数の個数: 64

約数和(自身を含む): 38688399360

約数和(自身を除く): 20033254472

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 782, 1103, 1564, 2206, 3128, 4412, 5407, 8824, 10814, 18751, 21628, 25369, 37502, 43256, 50738, 75004, 91919, 101476, 124361, 150008, 183838, 202952, 248722, 367676, 431273, 497444, 735352, 862546, 994888, 1725092, 2114137, 3450184, 4228274, 5963921, 8456548, 11927842, 16913096, 23855684, 47711368, 101386657, 137170183, 202773314, 274340366, 405546628, 548680732, 811093256, 1097361464, 2331893111, 4663786222, 9327572444, 18655144888]

約数ペア:

[(1, 18655144888), (2, 9327572444), (4, 4663786222), (8, 2331893111), (17, 1097361464), (23, 811093256), (34, 548680732), (46, 405546628), (68, 274340366), (92, 202773314), (136, 137170183), (184, 101386657), (391, 47711368), (782, 23855684), (1103, 16913096), (1564, 11927842), (2206, 8456548), (3128, 5963921), (4412, 4228274), (5407, 3450184), (8824, 2114137), (10814, 1725092), (18751, 994888), (21628, 862546), (25369, 735352), (37502, 497444), (43256, 431273), (50738, 367676), (75004, 248722), (91919, 202952), (101476, 183838), (124361, 150008)]