2019203576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1\times {\mathrm{383}}^1$

素因数の和:876

約数の個数: 64

約数和(自身を含む): 4126187520

約数和(自身を除く): 2106983944

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 311, 326, 383, 622, 652, 766, 1244, 1304, 1532, 2119, 2488, 3064, 4043, 4238, 4979, 8086, 8476, 9958, 16172, 16952, 19916, 32344, 39832, 50693, 62429, 101386, 119113, 124858, 202772, 238226, 249716, 405544, 476452, 499432, 659009, 811577, 952904, 1318018, 1548469, 1623154, 2636036, 3096938, 3246308, 5272072, 6193876, 6492616, 12387752, 19415419, 38830838, 77661676, 155323352, 252400447, 504800894, 1009601788, 2019203576]

約数ペア:

[(1, 2019203576), (2, 1009601788), (4, 504800894), (8, 252400447), (13, 155323352), (26, 77661676), (52, 38830838), (104, 19415419), (163, 12387752), (311, 6492616), (326, 6193876), (383, 5272072), (622, 3246308), (652, 3096938), (766, 2636036), (1244, 1623154), (1304, 1548469), (1532, 1318018), (2119, 952904), (2488, 811577), (3064, 659009), (4043, 499432), (4238, 476452), (4979, 405544), (8086, 249716), (8476, 238226), (9958, 202772), (16172, 124858), (16952, 119113), (19916, 101386), (32344, 62429), (39832, 50693)]