20199325293

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{17881}}^1$

素因数の和:18079

約数の個数: 64

約数和(自身を含む): 35248998400

約数和(自身を除く): 15049673107

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 139, 189, 301, 387, 417, 903, 973, 1161, 1251, 2709, 2919, 3753, 5977, 8127, 8757, 17881, 17931, 26271, 41839, 53643, 53793, 125167, 125517, 160929, 161379, 375501, 376551, 482787, 768883, 1126503, 1129653, 2306649, 2485459, 3379509, 5382181, 6919947, 7456377, 16146543, 17398213, 20759841, 22369131, 48439629, 52194639, 67107393, 106874737, 145318887, 156583917, 320624211, 469751751, 748123159, 961872633, 2244369477, 2885617899, 6733108431, 20199325293]

約数ペア:

[(1, 20199325293), (3, 6733108431), (7, 2885617899), (9, 2244369477), (21, 961872633), (27, 748123159), (43, 469751751), (63, 320624211), (129, 156583917), (139, 145318887), (189, 106874737), (301, 67107393), (387, 52194639), (417, 48439629), (903, 22369131), (973, 20759841), (1161, 17398213), (1251, 16146543), (2709, 7456377), (2919, 6919947), (3753, 5382181), (5977, 3379509), (8127, 2485459), (8757, 2306649), (17881, 1129653), (17931, 1126503), (26271, 768883), (41839, 482787), (53643, 376551), (53793, 375501), (125167, 161379), (125517, 160929)]