20658692

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{521}}^1$

素因数の和:979

約数の個数: 24

約数和(自身を含む): 37884672

約数和(自身を除く): 17225980

約数列:

[1, 2, 4, 23, 46, 92, 431, 521, 862, 1042, 1724, 2084, 9913, 11983, 19826, 23966, 39652, 47932, 224551, 449102, 898204, 5164673, 10329346, 20658692]

約数ペア:

[(1, 20658692), (2, 10329346), (4, 5164673), (23, 898204), (46, 449102), (92, 224551), (431, 47932), (521, 39652), (862, 23966), (1042, 19826), (1724, 11983), (2084, 9913)]