82711408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20929}}^1$

素因数の和:20969

約数の個数: 40

約数和(自身を含む): 181672400

約数和(自身を除く): 98960992

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 20929, 41858, 83716, 167432, 272077, 334864, 397651, 544154, 795302, 1088308, 1590604, 2176616, 3181208, 4353232, 5169463, 6362416, 10338926, 20677852, 41355704, 82711408]

約数ペア:

[(1, 82711408), (2, 41355704), (4, 20677852), (8, 10338926), (13, 6362416), (16, 5169463), (19, 4353232), (26, 3181208), (38, 2176616), (52, 1590604), (76, 1088308), (104, 795302), (152, 544154), (208, 397651), (247, 334864), (304, 272077), (494, 167432), (988, 83716), (1976, 41858), (3952, 20929)]