18685798

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1013}}^1$

素因数の和:1439

約数の個数: 16

約数和(自身を含む): 29349216

約数和(自身を除く): 10663418

約数列:

[1, 2, 23, 46, 401, 802, 1013, 2026, 9223, 18446, 23299, 46598, 406213, 812426, 9342899, 18685798]

約数ペア:

[(1, 18685798), (2, 9342899), (23, 812426), (46, 406213), (401, 46598), (802, 23299), (1013, 18446), (2026, 9223)]