20149128856

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{741431}}^1$

素因数の和:741559

約数の個数: 32

約数和(自身を含む): 39147609600

約数和(自身を除く): 18998480744

約数列:

[1, 2, 4, 8, 43, 79, 86, 158, 172, 316, 344, 632, 3397, 6794, 13588, 27176, 741431, 1482862, 2965724, 5931448, 31881533, 58573049, 63763066, 117146098, 127526132, 234292196, 255052264, 468584392, 2518641107, 5037282214, 10074564428, 20149128856]

約数ペア:

[(1, 20149128856), (2, 10074564428), (4, 5037282214), (8, 2518641107), (43, 468584392), (79, 255052264), (86, 234292196), (158, 127526132), (172, 117146098), (316, 63763066), (344, 58573049), (632, 31881533), (3397, 5931448), (6794, 2965724), (13588, 1482862), (27176, 741431)]