20693218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1697}}^1$

素因数の和:1786

約数の個数: 32

約数和(自身を含む): 38795904

約数和(自身を除く): 18102686

約数列:

[1, 2, 7, 13, 14, 26, 67, 91, 134, 182, 469, 871, 938, 1697, 1742, 3394, 6097, 11879, 12194, 22061, 23758, 44122, 113699, 154427, 227398, 308854, 795893, 1478087, 1591786, 2956174, 10346609, 20693218]

約数ペア:

[(1, 20693218), (2, 10346609), (7, 2956174), (13, 1591786), (14, 1478087), (26, 795893), (67, 308854), (91, 227398), (134, 154427), (182, 113699), (469, 44122), (871, 23758), (938, 22061), (1697, 12194), (1742, 11879), (3394, 6097)]