20963196

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{10987}}^1$

素因数の和:11050

約数の個数: 36

約数和(自身を含む): 53995032

約数和(自身を除く): 33031836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 10987, 21974, 32961, 43948, 65922, 98883, 131844, 197766, 395532, 582311, 1164622, 1746933, 2329244, 3493866, 5240799, 6987732, 10481598, 20963196]

約数ペア:

[(1, 20963196), (2, 10481598), (3, 6987732), (4, 5240799), (6, 3493866), (9, 2329244), (12, 1746933), (18, 1164622), (36, 582311), (53, 395532), (106, 197766), (159, 131844), (212, 98883), (318, 65922), (477, 43948), (636, 32961), (954, 21974), (1908, 10987)]