16865368

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{631}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 34241760

約数和(自身を除く): 17376392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 631, 1028, 1262, 2056, 2524, 3341, 5048, 6682, 8203, 13364, 16406, 26728, 32812, 65624, 162167, 324334, 648668, 1297336, 2108171, 4216342, 8432684, 16865368]

約数ペア:

[(1, 16865368), (2, 8432684), (4, 4216342), (8, 2108171), (13, 1297336), (26, 648668), (52, 324334), (104, 162167), (257, 65624), (514, 32812), (631, 26728), (1028, 16406), (1262, 13364), (2056, 8203), (2524, 6682), (3341, 5048)]