18930793

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{577}}^1$

素因数の和:736

約数の個数: 16

約数和(自身を含む): 22380160

約数和(自身を除く): 3449367

約数列:

[1, 7, 43, 109, 301, 577, 763, 4039, 4687, 24811, 32809, 62893, 173677, 440251, 2704399, 18930793]

約数ペア:

[(1, 18930793), (7, 2704399), (43, 440251), (109, 173677), (301, 62893), (577, 32809), (763, 24811), (4039, 4687)]