20170672

素因数分解:

$2^4\times {\mathrm{659}}^1\times {\mathrm{1913}}^1$

素因数の和:2580

約数の個数: 20

約数和(自身を含む): 39160440

約数和(自身を除く): 18989768

約数列:

[1, 2, 4, 8, 16, 659, 1318, 1913, 2636, 3826, 5272, 7652, 10544, 15304, 30608, 1260667, 2521334, 5042668, 10085336, 20170672]

約数ペア:

[(1, 20170672), (2, 10085336), (4, 5042668), (8, 2521334), (16, 1260667), (659, 30608), (1318, 15304), (1913, 10544), (2636, 7652), (3826, 5272)]