20020572

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3889}}^1$

素因数の和:3923

約数の個数: 72

約数和(自身を含む): 59470320

約数和(自身を除く): 39449748

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 3889, 5148, 7778, 11667, 15556, 23334, 35001, 42779, 46668, 50557, 70002, 85558, 101114, 128337, 140004, 151671, 171116, 202228, 256674, 303342, 385011, 455013, 513348, 556127, 606684, 770022, 910026, 1112254, 1540044, 1668381, 1820052, 2224508, 3336762, 5005143, 6673524, 10010286, 20020572]

約数ペア:

[(1, 20020572), (2, 10010286), (3, 6673524), (4, 5005143), (6, 3336762), (9, 2224508), (11, 1820052), (12, 1668381), (13, 1540044), (18, 1112254), (22, 910026), (26, 770022), (33, 606684), (36, 556127), (39, 513348), (44, 455013), (52, 385011), (66, 303342), (78, 256674), (99, 202228), (117, 171116), (132, 151671), (143, 140004), (156, 128337), (198, 101114), (234, 85558), (286, 70002), (396, 50557), (429, 46668), (468, 42779), (572, 35001), (858, 23334), (1287, 15556), (1716, 11667), (2574, 7778), (3889, 5148)]