18834266878

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{269}}^1\times {\mathrm{743}}^1$

素因数の和:1201

約数の個数: 64

約数和(自身を含む): 33323581440

約数和(自身を除く): 14489314562

約数列:

[1, 2, 7, 14, 53, 106, 127, 254, 269, 371, 538, 742, 743, 889, 1486, 1778, 1883, 3766, 5201, 6731, 10402, 13462, 14257, 28514, 34163, 39379, 47117, 68326, 78758, 94234, 94361, 99799, 188722, 199598, 199867, 239141, 275653, 399734, 478282, 551306, 660527, 1321054, 1399069, 1810639, 2798138, 3621278, 5001133, 10002266, 10592951, 12674473, 21185902, 25348946, 25383109, 35007931, 50766218, 70015862, 74150657, 148301314, 177681763, 355363526, 1345304777, 2690609554, 9417133439, 18834266878]

約数ペア:

[(1, 18834266878), (2, 9417133439), (7, 2690609554), (14, 1345304777), (53, 355363526), (106, 177681763), (127, 148301314), (254, 74150657), (269, 70015862), (371, 50766218), (538, 35007931), (742, 25383109), (743, 25348946), (889, 21185902), (1486, 12674473), (1778, 10592951), (1883, 10002266), (3766, 5001133), (5201, 3621278), (6731, 2798138), (10402, 1810639), (13462, 1399069), (14257, 1321054), (28514, 660527), (34163, 551306), (39379, 478282), (47117, 399734), (68326, 275653), (78758, 239141), (94234, 199867), (94361, 199598), (99799, 188722)]