20148664458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1787}}^1\times {\mathrm{4663}}^1$

素因数の和:6499

約数の個数: 64

約数和(自身を含む): 44831711232

約数和(自身を除く): 24683046774

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 1787, 2418, 3574, 4663, 5361, 9326, 10722, 13989, 23231, 27978, 46462, 55397, 60619, 69693, 110794, 121238, 139386, 144553, 166191, 181857, 289106, 332382, 363714, 433659, 720161, 867318, 1440322, 1879189, 2160483, 3758378, 4320966, 5637567, 8332781, 11275134, 16665562, 24998343, 49996686, 108326153, 216652306, 258316211, 324978459, 516632422, 649956918, 774948633, 1549897266, 3358110743, 6716221486, 10074332229, 20148664458]

約数ペア:

[(1, 20148664458), (2, 10074332229), (3, 6716221486), (6, 3358110743), (13, 1549897266), (26, 774948633), (31, 649956918), (39, 516632422), (62, 324978459), (78, 258316211), (93, 216652306), (186, 108326153), (403, 49996686), (806, 24998343), (1209, 16665562), (1787, 11275134), (2418, 8332781), (3574, 5637567), (4663, 4320966), (5361, 3758378), (9326, 2160483), (10722, 1879189), (13989, 1440322), (23231, 867318), (27978, 720161), (46462, 433659), (55397, 363714), (60619, 332382), (69693, 289106), (110794, 181857), (121238, 166191), (139386, 144553)]