20123401543

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1\times {\mathrm{6581}}^1$

素因数の和:6967

約数の個数: 32

約数和(自身を含む): 24592458240

約数和(自身を除く): 4469056697

約数列:

[1, 7, 19, 83, 133, 277, 581, 1577, 1939, 5263, 6581, 11039, 22991, 36841, 46067, 125039, 160937, 436829, 546223, 875273, 1822937, 3057803, 3823561, 10378237, 12760559, 34635803, 72647659, 151303771, 242450621, 1059126397, 2874771649, 20123401543]

約数ペア:

[(1, 20123401543), (7, 2874771649), (19, 1059126397), (83, 242450621), (133, 151303771), (277, 72647659), (581, 34635803), (1577, 12760559), (1939, 10378237), (5263, 3823561), (6581, 3057803), (11039, 1822937), (22991, 875273), (36841, 546223), (46067, 436829), (125039, 160937)]