39821072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1$

素因数の和:827

約数の個数: 40

約数和(自身を含む): 82139832

約数和(自身を除く): 42318760

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 281, 521, 562, 1042, 1124, 2084, 2248, 4168, 4496, 4777, 8336, 8857, 9554, 17714, 19108, 35428, 38216, 70856, 76432, 141712, 146401, 292802, 585604, 1171208, 2342416, 2488817, 4977634, 9955268, 19910536, 39821072]

約数ペア:

[(1, 39821072), (2, 19910536), (4, 9955268), (8, 4977634), (16, 2488817), (17, 2342416), (34, 1171208), (68, 585604), (136, 292802), (272, 146401), (281, 141712), (521, 76432), (562, 70856), (1042, 38216), (1124, 35428), (2084, 19108), (2248, 17714), (4168, 9554), (4496, 8857), (4777, 8336)]