18213928694

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{42331}}^1$

素因数の和:42445

約数の個数: 48

約数和(自身を含む): 31606764480

約数和(自身を除く): 13392835786

約数列:

[1, 2, 13, 19, 26, 38, 67, 134, 169, 247, 338, 494, 871, 1273, 1742, 2546, 3211, 6422, 11323, 16549, 22646, 33098, 42331, 84662, 215137, 430274, 550303, 804289, 1100606, 1608578, 2836177, 5672354, 7153939, 10455757, 14307878, 20911514, 36870301, 53887363, 73740602, 107774726, 135924841, 271849682, 479313913, 700535719, 958627826, 1401071438, 9106964347, 18213928694]

約数ペア:

[(1, 18213928694), (2, 9106964347), (13, 1401071438), (19, 958627826), (26, 700535719), (38, 479313913), (67, 271849682), (134, 135924841), (169, 107774726), (247, 73740602), (338, 53887363), (494, 36870301), (871, 20911514), (1273, 14307878), (1742, 10455757), (2546, 7153939), (3211, 5672354), (6422, 2836177), (11323, 1608578), (16549, 1100606), (22646, 804289), (33098, 550303), (42331, 430274), (84662, 215137)]