20173284957

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2477}}^1\times {\mathrm{3259}}^1$

素因数の和:5770

約数の個数: 48

約数和(自身を含む): 33153261120

約数和(自身を除く): 12979976163

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2477, 2499, 3259, 7431, 9777, 17339, 22813, 42109, 52017, 55403, 68439, 121373, 126327, 159691, 166209, 294763, 364119, 387821, 479073, 884289, 1163463, 2063341, 2714747, 6190023, 8072543, 8144241, 24217629, 56507801, 137233231, 169523403, 395554607, 411699693, 960632617, 1186663821, 2881897851, 6724428319, 20173284957]

約数ペア:

[(1, 20173284957), (3, 6724428319), (7, 2881897851), (17, 1186663821), (21, 960632617), (49, 411699693), (51, 395554607), (119, 169523403), (147, 137233231), (357, 56507801), (833, 24217629), (2477, 8144241), (2499, 8072543), (3259, 6190023), (7431, 2714747), (9777, 2063341), (17339, 1163463), (22813, 884289), (42109, 479073), (52017, 387821), (55403, 364119), (68439, 294763), (121373, 166209), (126327, 159691)]