30897812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{18979}}^1$

素因数の和:19031

約数の個数: 24

約数和(自身を含む): 60584160

約数和(自身を除く): 29686348

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 18979, 37958, 75916, 208769, 417538, 702223, 835076, 1404446, 2808892, 7724453, 15448906, 30897812]

約数ペア:

[(1, 30897812), (2, 15448906), (4, 7724453), (11, 2808892), (22, 1404446), (37, 835076), (44, 702223), (74, 417538), (148, 208769), (407, 75916), (814, 37958), (1628, 18979)]