20195005974

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1023361}}^1$

素因数の和:1023413

約数の個数: 64

約数和(自身を含む): 49514347008

約数和(自身を除く): 29319341034

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 78, 138, 143, 253, 286, 299, 429, 506, 598, 759, 858, 897, 1518, 1794, 3289, 6578, 9867, 19734, 1023361, 2046722, 3070083, 6140166, 11256971, 13303693, 22513942, 23537303, 26607386, 33770913, 39911079, 47074606, 67541826, 70611909, 79822158, 141223818, 146340623, 258910333, 292681246, 305984939, 439021869, 517820666, 611969878, 776730999, 878043738, 917954817, 1553461998, 1835909634, 3365834329, 6731668658, 10097502987, 20195005974]

約数ペア:

[(1, 20195005974), (2, 10097502987), (3, 6731668658), (6, 3365834329), (11, 1835909634), (13, 1553461998), (22, 917954817), (23, 878043738), (26, 776730999), (33, 611969878), (39, 517820666), (46, 439021869), (66, 305984939), (69, 292681246), (78, 258910333), (138, 146340623), (143, 141223818), (253, 79822158), (286, 70611909), (299, 67541826), (429, 47074606), (506, 39911079), (598, 33770913), (759, 26607386), (858, 23537303), (897, 22513942), (1518, 13303693), (1794, 11256971), (3289, 6140166), (6578, 3070083), (9867, 2046722), (19734, 1023361)]