18308056

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{439}}^1$

素因数の和:859

約数の個数: 32

約数和(自身を含む): 37144800

約数和(自身を除く): 18836744

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 401, 439, 802, 878, 1604, 1756, 3208, 3512, 5213, 5707, 10426, 11414, 20852, 22828, 41704, 45656, 176039, 352078, 704156, 1408312, 2288507, 4577014, 9154028, 18308056]

約数ペア:

[(1, 18308056), (2, 9154028), (4, 4577014), (8, 2288507), (13, 1408312), (26, 704156), (52, 352078), (104, 176039), (401, 45656), (439, 41704), (802, 22828), (878, 20852), (1604, 11414), (1756, 10426), (3208, 5707), (3512, 5213)]