20108691477

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{5827}}^1$

素因数の和:5924

約数の個数: 96

約数和(自身を含む): 37038105600

約数和(自身を除く): 16929414123

約数列:

[1, 3, 7, 9, 19, 21, 27, 31, 57, 63, 93, 133, 171, 189, 217, 279, 399, 513, 589, 651, 837, 961, 1197, 1767, 1953, 2883, 3591, 4123, 5301, 5827, 5859, 6727, 8649, 12369, 15903, 17481, 18259, 20181, 25947, 37107, 40789, 52443, 54777, 60543, 110713, 111321, 122367, 127813, 157329, 164331, 180637, 181629, 332139, 367101, 383439, 492993, 541911, 774991, 996417, 1101303, 1150317, 1264459, 1625733, 2324973, 2989251, 3432103, 3450951, 3793377, 4877199, 5599747, 6974919, 10296309, 11380131, 16799241, 20924757, 24024721, 30888927, 34140393, 39198229, 50397723, 72074163, 92666781, 106395193, 117594687, 151193169, 216222489, 319185579, 352784061, 648667467, 744766351, 957556737, 1058352183, 2234299053, 2872670211, 6702897159, 20108691477]

約数ペア:

[(1, 20108691477), (3, 6702897159), (7, 2872670211), (9, 2234299053), (19, 1058352183), (21, 957556737), (27, 744766351), (31, 648667467), (57, 352784061), (63, 319185579), (93, 216222489), (133, 151193169), (171, 117594687), (189, 106395193), (217, 92666781), (279, 72074163), (399, 50397723), (513, 39198229), (589, 34140393), (651, 30888927), (837, 24024721), (961, 20924757), (1197, 16799241), (1767, 11380131), (1953, 10296309), (2883, 6974919), (3591, 5599747), (4123, 4877199), (5301, 3793377), (5827, 3450951), (5859, 3432103), (6727, 2989251), (8649, 2324973), (12369, 1625733), (15903, 1264459), (17481, 1150317), (18259, 1101303), (20181, 996417), (25947, 774991), (37107, 541911), (40789, 492993), (52443, 383439), (54777, 367101), (60543, 332139), (110713, 181629), (111321, 180637), (122367, 164331), (127813, 157329)]