2165968

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{233}}^1$

素因数の和:331

約数の個数: 40

約数和(自身を含む): 4874688

約数和(自身を除く): 2708720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 233, 332, 466, 581, 664, 932, 1162, 1328, 1631, 1864, 2324, 3262, 3728, 4648, 6524, 9296, 13048, 19339, 26096, 38678, 77356, 135373, 154712, 270746, 309424, 541492, 1082984, 2165968]

約数ペア:

[(1, 2165968), (2, 1082984), (4, 541492), (7, 309424), (8, 270746), (14, 154712), (16, 135373), (28, 77356), (56, 38678), (83, 26096), (112, 19339), (166, 13048), (233, 9296), (332, 6524), (466, 4648), (581, 3728), (664, 3262), (932, 2324), (1162, 1864), (1328, 1631)]