18570076

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 38578176

約数和(自身を除く): 20008100

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 103, 137, 188, 206, 274, 329, 412, 548, 658, 721, 959, 1316, 1442, 1918, 2884, 3836, 4841, 6439, 9682, 12878, 14111, 19364, 25756, 28222, 33887, 45073, 56444, 67774, 90146, 98777, 135548, 180292, 197554, 395108, 663217, 1326434, 2652868, 4642519, 9285038, 18570076]

約数ペア:

[(1, 18570076), (2, 9285038), (4, 4642519), (7, 2652868), (14, 1326434), (28, 663217), (47, 395108), (94, 197554), (103, 180292), (137, 135548), (188, 98777), (206, 90146), (274, 67774), (329, 56444), (412, 45073), (548, 33887), (658, 28222), (721, 25756), (959, 19364), (1316, 14111), (1442, 12878), (1918, 9682), (2884, 6439), (3836, 4841)]