11427988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19979}}^1$

素因数の和:20007

約数の個数: 24

約数和(自身を含む): 23496480

約数和(自身を除く): 12068492

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 19979, 39958, 79916, 219769, 259727, 439538, 519454, 879076, 1038908, 2856997, 5713994, 11427988]

約数ペア:

[(1, 11427988), (2, 5713994), (4, 2856997), (11, 1038908), (13, 879076), (22, 519454), (26, 439538), (44, 259727), (52, 219769), (143, 79916), (286, 39958), (572, 19979)]