19762112

素因数分解:

$2^6\times {\mathrm{43}}^2\times {\mathrm{167}}^1$

素因数の和:265

約数の個数: 42

約数和(自身を含む): 40389048

約数和(自身を除く): 20626936

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 167, 172, 334, 344, 668, 688, 1336, 1376, 1849, 2672, 2752, 3698, 5344, 7181, 7396, 10688, 14362, 14792, 28724, 29584, 57448, 59168, 114896, 118336, 229792, 308783, 459584, 617566, 1235132, 2470264, 4940528, 9881056, 19762112]

約数ペア:

[(1, 19762112), (2, 9881056), (4, 4940528), (8, 2470264), (16, 1235132), (32, 617566), (43, 459584), (64, 308783), (86, 229792), (167, 118336), (172, 114896), (334, 59168), (344, 57448), (668, 29584), (688, 28724), (1336, 14792), (1376, 14362), (1849, 10688), (2672, 7396), (2752, 7181), (3698, 5344)]