20750752

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{353}}^1$

素因数の和:541

約数の個数: 48

約数和(自身を含む): 44960832

約数和(自身を除く): 24210080

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 167, 176, 334, 352, 353, 668, 706, 1336, 1412, 1837, 2672, 2824, 3674, 3883, 5344, 5648, 7348, 7766, 11296, 14696, 15532, 29392, 31064, 58784, 58951, 62128, 117902, 124256, 235804, 471608, 648461, 943216, 1296922, 1886432, 2593844, 5187688, 10375376, 20750752]

約数ペア:

[(1, 20750752), (2, 10375376), (4, 5187688), (8, 2593844), (11, 1886432), (16, 1296922), (22, 943216), (32, 648461), (44, 471608), (88, 235804), (167, 124256), (176, 117902), (334, 62128), (352, 58951), (353, 58784), (668, 31064), (706, 29392), (1336, 15532), (1412, 14696), (1837, 11296), (2672, 7766), (2824, 7348), (3674, 5648), (3883, 5344)]