20970092

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 43893024

約数和(自身を除く): 22922932

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 61, 122, 143, 244, 286, 572, 601, 671, 793, 1202, 1342, 1586, 2404, 2684, 3172, 6611, 7813, 8723, 13222, 15626, 17446, 26444, 31252, 34892, 36661, 73322, 85943, 146644, 171886, 343772, 403271, 476593, 806542, 953186, 1613084, 1906372, 5242523, 10485046, 20970092]

約数ペア:

[(1, 20970092), (2, 10485046), (4, 5242523), (11, 1906372), (13, 1613084), (22, 953186), (26, 806542), (44, 476593), (52, 403271), (61, 343772), (122, 171886), (143, 146644), (244, 85943), (286, 73322), (572, 36661), (601, 34892), (671, 31252), (793, 26444), (1202, 17446), (1342, 15626), (1586, 13222), (2404, 8723), (2684, 7813), (3172, 6611)]