20403834

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 27496326

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 53, 57, 66, 106, 114, 159, 209, 307, 318, 418, 583, 614, 627, 921, 1007, 1166, 1254, 1749, 1842, 2014, 3021, 3377, 3498, 5833, 6042, 6754, 10131, 11077, 11666, 16271, 17499, 20262, 22154, 32542, 33231, 34998, 48813, 64163, 66462, 97626, 128326, 178981, 192489, 309149, 357962, 384978, 536943, 618298, 927447, 1073886, 1854894, 3400639, 6801278, 10201917, 20403834]

約数ペア:

[(1, 20403834), (2, 10201917), (3, 6801278), (6, 3400639), (11, 1854894), (19, 1073886), (22, 927447), (33, 618298), (38, 536943), (53, 384978), (57, 357962), (66, 309149), (106, 192489), (114, 178981), (159, 128326), (209, 97626), (307, 66462), (318, 64163), (418, 48813), (583, 34998), (614, 33231), (627, 32542), (921, 22154), (1007, 20262), (1166, 17499), (1254, 16271), (1749, 11666), (1842, 11077), (2014, 10131), (3021, 6754), (3377, 6042), (3498, 5833)]