19534892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7993}}^1$

素因数の和:8057

約数の個数: 24

約数和(自身を含む): 37603776

約数和(自身を除く): 18068884

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 7993, 15986, 31972, 103909, 207818, 375671, 415636, 751342, 1502684, 4883723, 9767446, 19534892]

約数ペア:

[(1, 19534892), (2, 9767446), (4, 4883723), (13, 1502684), (26, 751342), (47, 415636), (52, 375671), (94, 207818), (188, 103909), (611, 31972), (1222, 15986), (2444, 7993)]