20349250578

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1163}}^1\times {\mathrm{31357}}^1$

素因数の和:32559

約数の個数: 48

約数和(自身を含む): 45552888576

約数和(自身を除く): 25203637998

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 1163, 2326, 3489, 6978, 10467, 20934, 31357, 36053, 62714, 72106, 94071, 108159, 188142, 216318, 282213, 324477, 564426, 648954, 972067, 1944134, 2916201, 5832402, 8748603, 17497206, 36468191, 72936382, 109404573, 218809146, 328213719, 656427438, 1130513921, 2261027842, 3391541763, 6783083526, 10174625289, 20349250578]

約数ペア:

[(1, 20349250578), (2, 10174625289), (3, 6783083526), (6, 3391541763), (9, 2261027842), (18, 1130513921), (31, 656427438), (62, 328213719), (93, 218809146), (186, 109404573), (279, 72936382), (558, 36468191), (1163, 17497206), (2326, 8748603), (3489, 5832402), (6978, 2916201), (10467, 1944134), (20934, 972067), (31357, 648954), (36053, 564426), (62714, 324477), (72106, 282213), (94071, 216318), (108159, 188142)]