19855644

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{40357}}^1$

素因数の和:40405

約数の個数: 24

約数和(自身を含む): 47461008

約数和(自身を除く): 27605364

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 164, 246, 492, 40357, 80714, 121071, 161428, 242142, 484284, 1654637, 3309274, 4963911, 6618548, 9927822, 19855644]

約数ペア:

[(1, 19855644), (2, 9927822), (3, 6618548), (4, 4963911), (6, 3309274), (12, 1654637), (41, 484284), (82, 242142), (123, 161428), (164, 121071), (246, 80714), (492, 40357)]