20161827088

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{58711}}^1$

素因数の和:58872

約数の個数: 60

約数和(自身を含む): 42633366528

約数和(自身を除く): 22471539440

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 169, 208, 254, 338, 508, 676, 1016, 1352, 1651, 2032, 2704, 3302, 6604, 13208, 21463, 26416, 42926, 58711, 85852, 117422, 171704, 234844, 343408, 469688, 763243, 939376, 1526486, 3052972, 6105944, 7456297, 9922159, 12211888, 14912594, 19844318, 29825188, 39688636, 59650376, 79377272, 96931861, 119300752, 158754544, 193863722, 387727444, 775454888, 1260114193, 1550909776, 2520228386, 5040456772, 10080913544, 20161827088]

約数ペア:

[(1, 20161827088), (2, 10080913544), (4, 5040456772), (8, 2520228386), (13, 1550909776), (16, 1260114193), (26, 775454888), (52, 387727444), (104, 193863722), (127, 158754544), (169, 119300752), (208, 96931861), (254, 79377272), (338, 59650376), (508, 39688636), (676, 29825188), (1016, 19844318), (1352, 14912594), (1651, 12211888), (2032, 9922159), (2704, 7456297), (3302, 6105944), (6604, 3052972), (13208, 1526486), (21463, 939376), (26416, 763243), (42926, 469688), (58711, 343408), (85852, 234844), (117422, 171704)]