20408466

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15391}}^1$

素因数の和:15426

約数の個数: 32

約数和(自身を含む): 46545408

約数和(自身を除く): 26136942

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 15391, 30782, 46173, 92346, 200083, 261647, 400166, 523294, 600249, 784941, 1200498, 1569882, 3401411, 6802822, 10204233, 20408466]

約数ペア:

[(1, 20408466), (2, 10204233), (3, 6802822), (6, 3401411), (13, 1569882), (17, 1200498), (26, 784941), (34, 600249), (39, 523294), (51, 400166), (78, 261647), (102, 200083), (221, 92346), (442, 46173), (663, 30782), (1326, 15391)]