1900642979

素因数分解:

${\mathrm{19}}^2\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{277}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 2046335760

約数和(自身を除く): 145692781

約数列:

[1, 19, 83, 229, 277, 361, 1577, 4351, 5263, 19007, 22991, 29963, 63433, 82669, 99997, 361133, 436829, 1205227, 5264939, 6861527, 8299751, 22899313, 100033841, 1900642979]

約数ペア:

[(1, 1900642979), (19, 100033841), (83, 22899313), (229, 8299751), (277, 6861527), (361, 5264939), (1577, 1205227), (4351, 436829), (5263, 361133), (19007, 99997), (22991, 82669), (29963, 63433)]