20828554

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{853}}^1$

素因数の和:1305

約数の個数: 16

約数和(自身を含む): 32434920

約数和(自身を除く): 11606366

約数列:

[1, 2, 29, 58, 421, 842, 853, 1706, 12209, 24418, 24737, 49474, 359113, 718226, 10414277, 20828554]

約数ペア:

[(1, 20828554), (2, 10414277), (29, 718226), (58, 359113), (421, 49474), (842, 24737), (853, 24418), (1706, 12209)]