1666193752

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{6521}}^1$

素因数の和:6628

約数の個数: 48

約数和(自身を含む): 3371221800

約数和(自身を除く): 1705028048

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 1681, 3116, 3362, 6232, 6521, 6724, 13042, 13448, 26084, 31939, 52168, 63878, 123899, 127756, 247798, 255512, 267361, 495596, 534722, 991192, 1069444, 2138888, 5079859, 10159718, 10961801, 20319436, 21923602, 40638872, 43847204, 87694408, 208274219, 416548438, 833096876, 1666193752]

約数ペア:

[(1, 1666193752), (2, 833096876), (4, 416548438), (8, 208274219), (19, 87694408), (38, 43847204), (41, 40638872), (76, 21923602), (82, 20319436), (152, 10961801), (164, 10159718), (328, 5079859), (779, 2138888), (1558, 1069444), (1681, 991192), (3116, 534722), (3362, 495596), (6232, 267361), (6521, 255512), (6724, 247798), (13042, 127756), (13448, 123899), (26084, 63878), (31939, 52168)]