16980414

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1277

約数の個数: 48

約数和(自身を含む): 39325440

約数和(自身を除く): 22345026

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 114, 121, 209, 242, 363, 418, 627, 726, 1231, 1254, 2299, 2462, 3693, 4598, 6897, 7386, 13541, 13794, 23389, 27082, 40623, 46778, 70167, 81246, 140334, 148951, 257279, 297902, 446853, 514558, 771837, 893706, 1543674, 2830069, 5660138, 8490207, 16980414]

約数ペア:

[(1, 16980414), (2, 8490207), (3, 5660138), (6, 2830069), (11, 1543674), (19, 893706), (22, 771837), (33, 514558), (38, 446853), (57, 297902), (66, 257279), (114, 148951), (121, 140334), (209, 81246), (242, 70167), (363, 46778), (418, 40623), (627, 27082), (726, 23389), (1231, 13794), (1254, 13541), (2299, 7386), (2462, 6897), (3693, 4598)]