1639842988

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{262627}}^1$

素因数の和:262861

約数の個数: 24

約数和(自身を含む): 3294405632

約数和(自身を除く): 1654562644

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 6244, 262627, 525254, 1050508, 1838389, 3676778, 7353556, 58565821, 117131642, 234263284, 409960747, 819921494, 1639842988]

約数ペア:

[(1, 1639842988), (2, 819921494), (4, 409960747), (7, 234263284), (14, 117131642), (28, 58565821), (223, 7353556), (446, 3676778), (892, 1838389), (1561, 1050508), (3122, 525254), (6244, 262627)]