20488940224

素因数分解:

$2^6\times {\mathrm{23}}^2\times {\mathrm{607}}^1\times {\mathrm{997}}^1$

素因数の和:1662

約数の個数: 84

約数和(自身を含む): 42615047104

約数和(自身を除く): 22126106880

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 184, 368, 529, 607, 736, 997, 1058, 1214, 1472, 1994, 2116, 2428, 3988, 4232, 4856, 7976, 8464, 9712, 13961, 15952, 16928, 19424, 22931, 27922, 31904, 33856, 38848, 45862, 55844, 63808, 91724, 111688, 183448, 223376, 321103, 366896, 446752, 527413, 605179, 642206, 733792, 893504, 1054826, 1210358, 1284412, 1467584, 2109652, 2420716, 2568824, 4219304, 4841432, 5137648, 8438608, 9682864, 10275296, 13919117, 16877216, 19365728, 20550592, 27838234, 33754432, 38731456, 55676468, 111352936, 222705872, 320139691, 445411744, 640279382, 890823488, 1280558764, 2561117528, 5122235056, 10244470112, 20488940224]

約数ペア:

[(1, 20488940224), (2, 10244470112), (4, 5122235056), (8, 2561117528), (16, 1280558764), (23, 890823488), (32, 640279382), (46, 445411744), (64, 320139691), (92, 222705872), (184, 111352936), (368, 55676468), (529, 38731456), (607, 33754432), (736, 27838234), (997, 20550592), (1058, 19365728), (1214, 16877216), (1472, 13919117), (1994, 10275296), (2116, 9682864), (2428, 8438608), (3988, 5137648), (4232, 4841432), (4856, 4219304), (7976, 2568824), (8464, 2420716), (9712, 2109652), (13961, 1467584), (15952, 1284412), (16928, 1210358), (19424, 1054826), (22931, 893504), (27922, 733792), (31904, 642206), (33856, 605179), (38848, 527413), (45862, 446752), (55844, 366896), (63808, 321103), (91724, 223376), (111688, 183448)]