20248786

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 33644160

約数和(自身を除く): 13395374

約数列:

[1, 2, 23, 29, 43, 46, 58, 86, 353, 667, 706, 989, 1247, 1334, 1978, 2494, 8119, 10237, 15179, 16238, 20474, 28681, 30358, 57362, 235451, 349117, 440191, 470902, 698234, 880382, 10124393, 20248786]

約数ペア:

[(1, 20248786), (2, 10124393), (23, 880382), (29, 698234), (43, 470902), (46, 440191), (58, 349117), (86, 235451), (353, 57362), (667, 30358), (706, 28681), (989, 20474), (1247, 16238), (1334, 15179), (1978, 10237), (2494, 8119)]