22721704

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 43718400

約数和(自身を除く): 20996696

約数列:

[1, 2, 4, 8, 71, 109, 142, 218, 284, 367, 436, 568, 734, 872, 1468, 2936, 7739, 15478, 26057, 30956, 40003, 52114, 61912, 80006, 104228, 160012, 208456, 320024, 2840213, 5680426, 11360852, 22721704]

約数ペア:

[(1, 22721704), (2, 11360852), (4, 5680426), (8, 2840213), (71, 320024), (109, 208456), (142, 160012), (218, 104228), (284, 80006), (367, 61912), (436, 52114), (568, 40003), (734, 30956), (872, 26057), (1468, 15478), (2936, 7739)]