20922076798

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{971}}^1$

素因数の和:1513

約数の個数: 64

約数和(自身を含む): 37186698240

約数和(自身を除く): 16264621442

約数列:

[1, 2, 7, 14, 53, 71, 106, 142, 371, 409, 497, 742, 818, 971, 994, 1942, 2863, 3763, 5726, 6797, 7526, 13594, 21677, 26341, 29039, 43354, 51463, 52682, 58078, 68941, 102926, 137882, 151739, 203273, 303478, 360241, 397139, 406546, 482587, 720482, 794278, 965174, 1539067, 2779973, 3078134, 3653873, 5559946, 7307746, 10773469, 21048367, 21546938, 25577111, 28196869, 42096734, 51154222, 56393738, 147338569, 197378083, 294677138, 394756166, 1494434057, 2988868114, 10461038399, 20922076798]

約数ペア:

[(1, 20922076798), (2, 10461038399), (7, 2988868114), (14, 1494434057), (53, 394756166), (71, 294677138), (106, 197378083), (142, 147338569), (371, 56393738), (409, 51154222), (497, 42096734), (742, 28196869), (818, 25577111), (971, 21546938), (994, 21048367), (1942, 10773469), (2863, 7307746), (3763, 5559946), (5726, 3653873), (6797, 3078134), (7526, 2779973), (13594, 1539067), (21677, 965174), (26341, 794278), (29039, 720482), (43354, 482587), (51463, 406546), (52682, 397139), (58078, 360241), (68941, 303478), (102926, 203273), (137882, 151739)]