18198808

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1787}}^1$

素因数の和:1879

約数の個数: 32

約数和(自身を含む): 36475200

約数和(自身を除く): 18276392

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 134, 152, 268, 536, 1273, 1787, 2546, 3574, 5092, 7148, 10184, 14296, 33953, 67906, 119729, 135812, 239458, 271624, 478916, 957832, 2274851, 4549702, 9099404, 18198808]

約数ペア:

[(1, 18198808), (2, 9099404), (4, 4549702), (8, 2274851), (19, 957832), (38, 478916), (67, 271624), (76, 239458), (134, 135812), (152, 119729), (268, 67906), (536, 33953), (1273, 14296), (1787, 10184), (2546, 7148), (3574, 5092)]