18935477824

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{232417}}^1$

素因数の和:232515

約数の個数: 56

約数和(自身を含む): 40143236960

約数和(自身を除く): 21207759136

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 67, 76, 134, 152, 268, 304, 536, 608, 1072, 1216, 1273, 2144, 2546, 4288, 5092, 10184, 20368, 40736, 81472, 232417, 464834, 929668, 1859336, 3718672, 4415923, 7437344, 8831846, 14874688, 15571939, 17663692, 31143878, 35327384, 62287756, 70654768, 124575512, 141309536, 249151024, 282619072, 295866841, 498302048, 591733682, 996604096, 1183467364, 2366934728, 4733869456, 9467738912, 18935477824]

約数ペア:

[(1, 18935477824), (2, 9467738912), (4, 4733869456), (8, 2366934728), (16, 1183467364), (19, 996604096), (32, 591733682), (38, 498302048), (64, 295866841), (67, 282619072), (76, 249151024), (134, 141309536), (152, 124575512), (268, 70654768), (304, 62287756), (536, 35327384), (608, 31143878), (1072, 17663692), (1216, 15571939), (1273, 14874688), (2144, 8831846), (2546, 7437344), (4288, 4415923), (5092, 3718672), (10184, 1859336), (20368, 929668), (40736, 464834), (81472, 232417)]