20139027524

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1453}}^1\times {\mathrm{4091}}^1$

素因数の和:5577

約数の個数: 72

約数和(自身を含む): 44313872064

約数和(自身を除く): 24174844540

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1453, 1694, 2906, 3388, 4091, 5812, 8182, 10171, 15983, 16364, 20342, 28637, 31966, 40684, 45001, 57274, 63932, 90002, 111881, 114548, 175813, 180004, 223762, 315007, 351626, 447524, 495011, 630014, 703252, 990022, 1230691, 1260028, 1980044, 2461382, 3465077, 4922764, 5944223, 6930154, 11888446, 13860308, 23776892, 41609561, 65386453, 83219122, 130772906, 166438244, 261545812, 457705171, 719250983, 915410342, 1438501966, 1830820684, 2877003932, 5034756881, 10069513762, 20139027524]

約数ペア:

[(1, 20139027524), (2, 10069513762), (4, 5034756881), (7, 2877003932), (11, 1830820684), (14, 1438501966), (22, 915410342), (28, 719250983), (44, 457705171), (77, 261545812), (121, 166438244), (154, 130772906), (242, 83219122), (308, 65386453), (484, 41609561), (847, 23776892), (1453, 13860308), (1694, 11888446), (2906, 6930154), (3388, 5944223), (4091, 4922764), (5812, 3465077), (8182, 2461382), (10171, 1980044), (15983, 1260028), (16364, 1230691), (20342, 990022), (28637, 703252), (31966, 630014), (40684, 495011), (45001, 447524), (57274, 351626), (63932, 315007), (90002, 223762), (111881, 180004), (114548, 175813)]