18776810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3359}}^1$

素因数の和:3422

約数の個数: 32

約数和(自身を含む): 37255680

約数和(自身を除く): 18478870

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 3359, 5590, 6718, 16795, 33590, 43667, 87334, 144437, 218335, 288874, 436670, 722185, 1444370, 1877681, 3755362, 9388405, 18776810]

約数ペア:

[(1, 18776810), (2, 9388405), (5, 3755362), (10, 1877681), (13, 1444370), (26, 722185), (43, 436670), (65, 288874), (86, 218335), (130, 144437), (215, 87334), (430, 43667), (559, 33590), (1118, 16795), (2795, 6718), (3359, 5590)]