16806712

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 35311680

約数和(自身を除く): 18504968

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 338, 401, 403, 676, 802, 806, 1352, 1604, 1612, 3208, 3224, 5213, 5239, 10426, 10478, 12431, 20852, 20956, 24862, 41704, 41912, 49724, 67769, 99448, 135538, 161603, 271076, 323206, 542152, 646412, 1292824, 2100839, 4201678, 8403356, 16806712]

約数ペア:

[(1, 16806712), (2, 8403356), (4, 4201678), (8, 2100839), (13, 1292824), (26, 646412), (31, 542152), (52, 323206), (62, 271076), (104, 161603), (124, 135538), (169, 99448), (248, 67769), (338, 49724), (401, 41912), (403, 41704), (676, 24862), (802, 20956), (806, 20852), (1352, 12431), (1604, 10478), (1612, 10426), (3208, 5239), (3224, 5213)]