189968498

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{121931}}^1$

素因数の和:121993

約数の個数: 16

約数和(自身を含む): 307268640

約数和(自身を除く): 117300142

約数列:

[1, 2, 19, 38, 41, 82, 779, 1558, 121931, 243862, 2316689, 4633378, 4999171, 9998342, 94984249, 189968498]

約数ペア:

[(1, 189968498), (2, 94984249), (19, 9998342), (38, 4999171), (41, 4633378), (82, 2316689), (779, 243862), (1558, 121931)]