20082448768

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{419}}^1$

素因数の和:768

約数の個数: 128

約数和(自身を含む): 42442444800

約数和(自身を除く): 22359996032

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 128, 188, 248, 257, 376, 419, 496, 514, 752, 838, 992, 1028, 1457, 1504, 1676, 1984, 2056, 2914, 3008, 3352, 3968, 4112, 5828, 6016, 6704, 7967, 8224, 11656, 12079, 12989, 13408, 15934, 16448, 19693, 23312, 24158, 25978, 26816, 31868, 32896, 39386, 46624, 48316, 51956, 53632, 63736, 78772, 93248, 96632, 103912, 107683, 127472, 157544, 186496, 193264, 207824, 215366, 254944, 315088, 374449, 386528, 415648, 430732, 509888, 610483, 630176, 748898, 773056, 831296, 861464, 1019776, 1220966, 1260352, 1497796, 1546112, 1662592, 1722928, 2441932, 2520704, 2995592, 3338173, 3445856, 4883864, 5061101, 5991184, 6676346, 6891712, 9767728, 10122202, 11982368, 13352692, 13783424, 19535456, 20244404, 23964736, 26705384, 39070912, 40488808, 47929472, 53410768, 78141824, 80977616, 106821536, 156894131, 161955232, 213643072, 313788262, 323910464, 427286144, 627576524, 647820928, 1255153048, 2510306096, 5020612192, 10041224384, 20082448768]

約数ペア:

[(1, 20082448768), (2, 10041224384), (4, 5020612192), (8, 2510306096), (16, 1255153048), (31, 647820928), (32, 627576524), (47, 427286144), (62, 323910464), (64, 313788262), (94, 213643072), (124, 161955232), (128, 156894131), (188, 106821536), (248, 80977616), (257, 78141824), (376, 53410768), (419, 47929472), (496, 40488808), (514, 39070912), (752, 26705384), (838, 23964736), (992, 20244404), (1028, 19535456), (1457, 13783424), (1504, 13352692), (1676, 11982368), (1984, 10122202), (2056, 9767728), (2914, 6891712), (3008, 6676346), (3352, 5991184), (3968, 5061101), (4112, 4883864), (5828, 3445856), (6016, 3338173), (6704, 2995592), (7967, 2520704), (8224, 2441932), (11656, 1722928), (12079, 1662592), (12989, 1546112), (13408, 1497796), (15934, 1260352), (16448, 1220966), (19693, 1019776), (23312, 861464), (24158, 831296), (25978, 773056), (26816, 748898), (31868, 630176), (32896, 610483), (39386, 509888), (46624, 430732), (48316, 415648), (51956, 386528), (53632, 374449), (63736, 315088), (78772, 254944), (93248, 215366), (96632, 207824), (103912, 193264), (107683, 186496), (127472, 157544)]