20213154

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86381}}^1$

素因数の和:86402

約数の個数: 24

約数和(自身を含む): 47164572

約数和(自身を除く): 26951418

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 86381, 172762, 259143, 518286, 777429, 1122953, 1554858, 2245906, 3368859, 6737718, 10106577, 20213154]

約数ペア:

[(1, 20213154), (2, 10106577), (3, 6737718), (6, 3368859), (9, 2245906), (13, 1554858), (18, 1122953), (26, 777429), (39, 518286), (78, 259143), (117, 172762), (234, 86381)]