20349416

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{239}}^1\times {\mathrm{367}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 39744000

約数和(自身を除く): 19394584

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 239, 367, 478, 734, 956, 1468, 1912, 2936, 6931, 10643, 13862, 21286, 27724, 42572, 55448, 85144, 87713, 175426, 350852, 701704, 2543677, 5087354, 10174708, 20349416]

約数ペア:

[(1, 20349416), (2, 10174708), (4, 5087354), (8, 2543677), (29, 701704), (58, 350852), (116, 175426), (232, 87713), (239, 85144), (367, 55448), (478, 42572), (734, 27724), (956, 21286), (1468, 13862), (1912, 10643), (2936, 6931)]