20194636

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{379}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 44432640

約数和(自身を除く): 24238004

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 173, 308, 346, 379, 692, 758, 1211, 1516, 1903, 2422, 2653, 3806, 4169, 4844, 5306, 7612, 8338, 10612, 13321, 16676, 26642, 29183, 53284, 58366, 65567, 116732, 131134, 262268, 458969, 721237, 917938, 1442474, 1835876, 2884948, 5048659, 10097318, 20194636]

約数ペア:

[(1, 20194636), (2, 10097318), (4, 5048659), (7, 2884948), (11, 1835876), (14, 1442474), (22, 917938), (28, 721237), (44, 458969), (77, 262268), (154, 131134), (173, 116732), (308, 65567), (346, 58366), (379, 53284), (692, 29183), (758, 26642), (1211, 16676), (1516, 13321), (1903, 10612), (2422, 8338), (2653, 7612), (3806, 5306), (4169, 4844)]