20446686

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1481}}^1$

素因数の和:1561

約数の個数: 48

約数和(自身を含む): 48550320

約数和(自身を除く): 28103634

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 59, 78, 117, 118, 177, 234, 354, 531, 767, 1062, 1481, 1534, 2301, 2962, 4443, 4602, 6903, 8886, 13329, 13806, 19253, 26658, 38506, 57759, 87379, 115518, 173277, 174758, 262137, 346554, 524274, 786411, 1135927, 1572822, 2271854, 3407781, 6815562, 10223343, 20446686]

約数ペア:

[(1, 20446686), (2, 10223343), (3, 6815562), (6, 3407781), (9, 2271854), (13, 1572822), (18, 1135927), (26, 786411), (39, 524274), (59, 346554), (78, 262137), (117, 174758), (118, 173277), (177, 115518), (234, 87379), (354, 57759), (531, 38506), (767, 26658), (1062, 19253), (1481, 13806), (1534, 13329), (2301, 8886), (2962, 6903), (4443, 4602)]