19641596

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1307}}^1$

素因数の和:1358

約数の個数: 36

約数和(自身を含む): 39352488

約数和(自身を除く): 19710892

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 289, 442, 578, 884, 1156, 1307, 2614, 3757, 5228, 7514, 15028, 16991, 22219, 33982, 44438, 67964, 88876, 288847, 377723, 577694, 755446, 1155388, 1510892, 4910399, 9820798, 19641596]

約数ペア:

[(1, 19641596), (2, 9820798), (4, 4910399), (13, 1510892), (17, 1155388), (26, 755446), (34, 577694), (52, 377723), (68, 288847), (221, 88876), (289, 67964), (442, 44438), (578, 33982), (884, 22219), (1156, 16991), (1307, 15028), (2614, 7514), (3757, 5228)]