16910972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{811}}^1$

素因数の和:1229

約数の個数: 24

約数和(自身を含む): 31989552

約数和(自身を除く): 15078580

約数列:

[1, 2, 4, 13, 26, 52, 401, 802, 811, 1604, 1622, 3244, 5213, 10426, 10543, 20852, 21086, 42172, 325211, 650422, 1300844, 4227743, 8455486, 16910972]

約数ペア:

[(1, 16910972), (2, 8455486), (4, 4227743), (13, 1300844), (26, 650422), (52, 325211), (401, 42172), (802, 21086), (811, 20852), (1604, 10543), (1622, 10426), (3244, 5213)]