18868136

素因数分解:

$2^3\times 7^2\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 41587200

約数和(自身を除く): 22719064

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 127, 196, 254, 379, 392, 508, 758, 889, 1016, 1516, 1778, 2653, 3032, 3556, 5306, 6223, 7112, 10612, 12446, 18571, 21224, 24892, 37142, 48133, 49784, 74284, 96266, 148568, 192532, 336931, 385064, 673862, 1347724, 2358517, 2695448, 4717034, 9434068, 18868136]

約数ペア:

[(1, 18868136), (2, 9434068), (4, 4717034), (7, 2695448), (8, 2358517), (14, 1347724), (28, 673862), (49, 385064), (56, 336931), (98, 192532), (127, 148568), (196, 96266), (254, 74284), (379, 49784), (392, 48133), (508, 37142), (758, 24892), (889, 21224), (1016, 18571), (1516, 12446), (1778, 10612), (2653, 7112), (3032, 6223), (3556, 5306)]