20420236434

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{372401}}^1$

素因数の和:372475

約数の個数: 64

約数和(自身を含む): 47548287360

約数和(自身を除く): 27128050926

約数列:

[1, 2, 3, 6, 13, 19, 26, 37, 38, 39, 57, 74, 78, 111, 114, 222, 247, 481, 494, 703, 741, 962, 1406, 1443, 1482, 2109, 2886, 4218, 9139, 18278, 27417, 54834, 372401, 744802, 1117203, 2234406, 4841213, 7075619, 9682426, 13778837, 14151238, 14523639, 21226857, 27557674, 29047278, 41336511, 42453714, 82673022, 91983047, 179124881, 183966094, 261797903, 275949141, 358249762, 523595806, 537374643, 551898282, 785393709, 1074749286, 1570787418, 3403372739, 6806745478, 10210118217, 20420236434]

約数ペア:

[(1, 20420236434), (2, 10210118217), (3, 6806745478), (6, 3403372739), (13, 1570787418), (19, 1074749286), (26, 785393709), (37, 551898282), (38, 537374643), (39, 523595806), (57, 358249762), (74, 275949141), (78, 261797903), (111, 183966094), (114, 179124881), (222, 91983047), (247, 82673022), (481, 42453714), (494, 41336511), (703, 29047278), (741, 27557674), (962, 21226857), (1406, 14523639), (1443, 14151238), (1482, 13778837), (2109, 9682426), (2886, 7075619), (4218, 4841213), (9139, 2234406), (18278, 1117203), (27417, 744802), (54834, 372401)]