20212782

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{42643}}^1$

素因数の和:42727

約数の個数: 16

約数和(自身を含む): 40938240

約数和(自身を除く): 20725458

約数列:

[1, 2, 3, 6, 79, 158, 237, 474, 42643, 85286, 127929, 255858, 3368797, 6737594, 10106391, 20212782]

約数ペア:

[(1, 20212782), (2, 10106391), (3, 6737594), (6, 3368797), (79, 255858), (158, 127929), (237, 85286), (474, 42643)]