19706187136

素因数分解:

$2^7\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{13757}}^1$

素因数の和:13840

約数の個数: 96

約数和(自身を含む): 42773071680

約数和(自身を除く): 23066884544

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 304, 361, 496, 589, 608, 722, 992, 1178, 1216, 1444, 1984, 2356, 2432, 2888, 3968, 4712, 5776, 9424, 11191, 11552, 13757, 18848, 22382, 23104, 27514, 37696, 44764, 46208, 55028, 75392, 89528, 110056, 179056, 220112, 261383, 358112, 426467, 440224, 522766, 716224, 852934, 880448, 1045532, 1432448, 1705868, 1760896, 2091064, 3411736, 4182128, 4966277, 6823472, 8102873, 8364256, 9932554, 13646944, 16205746, 16728512, 19865108, 27293888, 32411492, 33457024, 39730216, 54587776, 64822984, 79460432, 129645968, 153954587, 158920864, 259291936, 307909174, 317841728, 518583872, 615818348, 635683456, 1037167744, 1231636696, 2463273392, 4926546784, 9853093568, 19706187136]

約数ペア:

[(1, 19706187136), (2, 9853093568), (4, 4926546784), (8, 2463273392), (16, 1231636696), (19, 1037167744), (31, 635683456), (32, 615818348), (38, 518583872), (62, 317841728), (64, 307909174), (76, 259291936), (124, 158920864), (128, 153954587), (152, 129645968), (248, 79460432), (304, 64822984), (361, 54587776), (496, 39730216), (589, 33457024), (608, 32411492), (722, 27293888), (992, 19865108), (1178, 16728512), (1216, 16205746), (1444, 13646944), (1984, 9932554), (2356, 8364256), (2432, 8102873), (2888, 6823472), (3968, 4966277), (4712, 4182128), (5776, 3411736), (9424, 2091064), (11191, 1760896), (11552, 1705868), (13757, 1432448), (18848, 1045532), (22382, 880448), (23104, 852934), (27514, 716224), (37696, 522766), (44764, 440224), (46208, 426467), (55028, 358112), (75392, 261383), (89528, 220112), (110056, 179056)]