19376445

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2731}}^1$

素因数の和:2793

約数の個数: 32

約数和(自身を含む): 34619904

約数和(自身を除く): 15243459

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 473, 645, 1419, 2365, 2731, 7095, 8193, 13655, 30041, 40965, 90123, 117433, 150205, 352299, 450615, 587165, 1291763, 1761495, 3875289, 6458815, 19376445]

約数ペア:

[(1, 19376445), (3, 6458815), (5, 3875289), (11, 1761495), (15, 1291763), (33, 587165), (43, 450615), (55, 352299), (129, 150205), (165, 117433), (215, 90123), (473, 40965), (645, 30041), (1419, 13655), (2365, 8193), (2731, 7095)]