19501846

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1291}}^1$

素因数の和:1396

約数の個数: 32

約数和(自身を含む): 36465408

約数和(自身を除く): 16963562

約数列:

[1, 2, 7, 13, 14, 26, 83, 91, 166, 182, 581, 1079, 1162, 1291, 2158, 2582, 7553, 9037, 15106, 16783, 18074, 33566, 107153, 117481, 214306, 234962, 750071, 1392989, 1500142, 2785978, 9750923, 19501846]

約数ペア:

[(1, 19501846), (2, 9750923), (7, 2785978), (13, 1500142), (14, 1392989), (26, 750071), (83, 234962), (91, 214306), (166, 117481), (182, 107153), (581, 33566), (1079, 18074), (1162, 16783), (1291, 15106), (2158, 9037), (2582, 7553)]