2011609730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{20939}}^1$

素因数の和:21698

約数の個数: 32

約数和(自身を含む): 3904891200

約数和(自身を除く): 1893281470

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 739, 1478, 3695, 7390, 9607, 19214, 20939, 41878, 48035, 96070, 104695, 209390, 272207, 544414, 1361035, 2722070, 15473921, 30947842, 77369605, 154739210, 201160973, 402321946, 1005804865, 2011609730]

約数ペア:

[(1, 2011609730), (2, 1005804865), (5, 402321946), (10, 201160973), (13, 154739210), (26, 77369605), (65, 30947842), (130, 15473921), (739, 2722070), (1478, 1361035), (3695, 544414), (7390, 272207), (9607, 209390), (19214, 104695), (20939, 96070), (41878, 48035)]