20190786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 52859520

約数和(自身を除く): 32668734

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 58, 66, 77, 87, 121, 137, 154, 174, 203, 231, 242, 274, 319, 363, 406, 411, 462, 609, 638, 726, 822, 847, 957, 959, 1218, 1507, 1694, 1914, 1918, 2233, 2541, 2877, 3014, 3509, 3973, 4466, 4521, 5082, 5754, 6699, 7018, 7946, 9042, 10527, 10549, 11919, 13398, 16577, 21054, 21098, 23838, 24563, 27811, 31647, 33154, 43703, 49126, 49731, 55622, 63294, 73689, 83433, 87406, 99462, 116039, 131109, 147378, 166866, 232078, 262218, 305921, 348117, 480733, 611842, 696234, 917763, 961466, 1442199, 1835526, 2884398, 3365131, 6730262, 10095393, 20190786]

約数ペア:

[(1, 20190786), (2, 10095393), (3, 6730262), (6, 3365131), (7, 2884398), (11, 1835526), (14, 1442199), (21, 961466), (22, 917763), (29, 696234), (33, 611842), (42, 480733), (58, 348117), (66, 305921), (77, 262218), (87, 232078), (121, 166866), (137, 147378), (154, 131109), (174, 116039), (203, 99462), (231, 87406), (242, 83433), (274, 73689), (319, 63294), (363, 55622), (406, 49731), (411, 49126), (462, 43703), (609, 33154), (638, 31647), (726, 27811), (822, 24563), (847, 23838), (957, 21098), (959, 21054), (1218, 16577), (1507, 13398), (1694, 11919), (1914, 10549), (1918, 10527), (2233, 9042), (2541, 7946), (2877, 7018), (3014, 6699), (3509, 5754), (3973, 5082), (4466, 4521)]