20996949528

素因数分解:

$2^3\times 3^2\times {\mathrm{773}}^1\times {\mathrm{377263}}^1$

素因数の和:378048

約数の個数: 48

約数和(自身を含む): 56940455520

約数和(自身を除く): 35943505992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 773, 1546, 2319, 3092, 4638, 6184, 6957, 9276, 13914, 18552, 27828, 55656, 377263, 754526, 1131789, 1509052, 2263578, 3018104, 3395367, 4527156, 6790734, 9054312, 13581468, 27162936, 291624299, 583248598, 874872897, 1166497196, 1749745794, 2332994392, 2624618691, 3499491588, 5249237382, 6998983176, 10498474764, 20996949528]

約数ペア:

[(1, 20996949528), (2, 10498474764), (3, 6998983176), (4, 5249237382), (6, 3499491588), (8, 2624618691), (9, 2332994392), (12, 1749745794), (18, 1166497196), (24, 874872897), (36, 583248598), (72, 291624299), (773, 27162936), (1546, 13581468), (2319, 9054312), (3092, 6790734), (4638, 4527156), (6184, 3395367), (6957, 3018104), (9276, 2263578), (13914, 1509052), (18552, 1131789), (27828, 754526), (55656, 377263)]