2178799876

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1\times {\mathrm{1597}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 4217032512

約数和(自身を除く): 2038232636

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 307, 404, 614, 1111, 1228, 1597, 2222, 3194, 3377, 4444, 6388, 6754, 13508, 17567, 31007, 35134, 62014, 70268, 124028, 161297, 322594, 341077, 490279, 645188, 682154, 980558, 1364308, 1774267, 1961116, 3548534, 5393069, 7097068, 10786138, 21572276, 49518179, 99036358, 198072716, 544699969, 1089399938, 2178799876]

約数ペア:

[(1, 2178799876), (2, 1089399938), (4, 544699969), (11, 198072716), (22, 99036358), (44, 49518179), (101, 21572276), (202, 10786138), (307, 7097068), (404, 5393069), (614, 3548534), (1111, 1961116), (1228, 1774267), (1597, 1364308), (2222, 980558), (3194, 682154), (3377, 645188), (4444, 490279), (6388, 341077), (6754, 322594), (13508, 161297), (17567, 124028), (31007, 70268), (35134, 62014)]