18632445

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 16204035

約数列:

[1, 3, 5, 13, 15, 19, 39, 47, 57, 65, 95, 107, 141, 195, 235, 247, 285, 321, 535, 611, 705, 741, 893, 1235, 1391, 1605, 1833, 2033, 2679, 3055, 3705, 4173, 4465, 5029, 6099, 6955, 9165, 10165, 11609, 13395, 15087, 20865, 25145, 26429, 30495, 34827, 58045, 65377, 75435, 79287, 95551, 132145, 174135, 196131, 286653, 326885, 396435, 477755, 980655, 1242163, 1433265, 3726489, 6210815, 18632445]

約数ペア:

[(1, 18632445), (3, 6210815), (5, 3726489), (13, 1433265), (15, 1242163), (19, 980655), (39, 477755), (47, 396435), (57, 326885), (65, 286653), (95, 196131), (107, 174135), (141, 132145), (195, 95551), (235, 79287), (247, 75435), (285, 65377), (321, 58045), (535, 34827), (611, 30495), (705, 26429), (741, 25145), (893, 20865), (1235, 15087), (1391, 13395), (1605, 11609), (1833, 10165), (2033, 9165), (2679, 6955), (3055, 6099), (3705, 5029), (4173, 4465)]