19709426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:530

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 14764174

約数列:

[1, 2, 11, 17, 22, 34, 151, 187, 302, 349, 374, 698, 1661, 2567, 3322, 3839, 5134, 5933, 7678, 11866, 28237, 52699, 56474, 65263, 105398, 130526, 579689, 895883, 1159378, 1791766, 9854713, 19709426]

約数ペア:

[(1, 19709426), (2, 9854713), (11, 1791766), (17, 1159378), (22, 895883), (34, 579689), (151, 130526), (187, 105398), (302, 65263), (349, 56474), (374, 52699), (698, 28237), (1661, 11866), (2567, 7678), (3322, 5933), (3839, 5134)]