19120384

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{3931}}^1$

素因数の和:3966

約数の個数: 36

約数和(自身を含む): 40185040

約数和(自身を除く): 21064656

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 1216, 2432, 3931, 4864, 7862, 15724, 31448, 62896, 74689, 125792, 149378, 251584, 298756, 503168, 597512, 1006336, 1195024, 2390048, 4780096, 9560192, 19120384]

約数ペア:

[(1, 19120384), (2, 9560192), (4, 4780096), (8, 2390048), (16, 1195024), (19, 1006336), (32, 597512), (38, 503168), (64, 298756), (76, 251584), (128, 149378), (152, 125792), (256, 74689), (304, 62896), (608, 31448), (1216, 15724), (2432, 7862), (3931, 4864)]