1981793024

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1931}}^1$

素因数の和:2177

約数の個数: 72

約数和(自身を含む): 4185948480

約数和(自身を除く): 2204155456

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 211, 256, 304, 422, 608, 844, 1216, 1688, 1931, 2432, 3376, 3862, 4009, 4864, 6752, 7724, 8018, 13504, 15448, 16036, 27008, 30896, 32072, 36689, 54016, 61792, 64144, 73378, 123584, 128288, 146756, 247168, 256576, 293512, 407441, 494336, 513152, 587024, 814882, 1026304, 1174048, 1629764, 2348096, 3259528, 4696192, 6519056, 7741379, 9392384, 13038112, 15482758, 26076224, 30965516, 52152448, 61931032, 104304896, 123862064, 247724128, 495448256, 990896512, 1981793024]

約数ペア:

[(1, 1981793024), (2, 990896512), (4, 495448256), (8, 247724128), (16, 123862064), (19, 104304896), (32, 61931032), (38, 52152448), (64, 30965516), (76, 26076224), (128, 15482758), (152, 13038112), (211, 9392384), (256, 7741379), (304, 6519056), (422, 4696192), (608, 3259528), (844, 2348096), (1216, 1629764), (1688, 1174048), (1931, 1026304), (2432, 814882), (3376, 587024), (3862, 513152), (4009, 494336), (4864, 407441), (6752, 293512), (7724, 256576), (8018, 247168), (13504, 146756), (15448, 128288), (16036, 123584), (27008, 73378), (30896, 64144), (32072, 61792), (36689, 54016)]