19659948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{21277}}^1$

素因数の和:21302

約数の個数: 48

約数和(自身を含む): 57195264

約数和(自身を除く): 37535316

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 21277, 42554, 63831, 85108, 127662, 148939, 234047, 255324, 297878, 446817, 468094, 595756, 702141, 893634, 936188, 1404282, 1638329, 1787268, 2808564, 3276658, 4914987, 6553316, 9829974, 19659948]

約数ペア:

[(1, 19659948), (2, 9829974), (3, 6553316), (4, 4914987), (6, 3276658), (7, 2808564), (11, 1787268), (12, 1638329), (14, 1404282), (21, 936188), (22, 893634), (28, 702141), (33, 595756), (42, 468094), (44, 446817), (66, 297878), (77, 255324), (84, 234047), (132, 148939), (154, 127662), (231, 85108), (308, 63831), (462, 42554), (924, 21277)]