20175904936

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:776

約数の個数: 128

約数和(自身を含む): 43319525760

約数和(自身を除く): 23143620824

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 83, 88, 121, 148, 166, 242, 296, 332, 407, 484, 617, 664, 814, 913, 968, 1234, 1331, 1628, 1826, 2468, 2662, 3071, 3256, 3652, 4477, 4936, 5324, 6142, 6787, 7304, 8954, 10043, 10648, 12284, 13574, 17908, 20086, 22829, 24568, 27148, 33781, 35816, 40172, 45658, 49247, 51211, 54296, 67562, 74657, 80344, 91316, 98494, 102422, 110473, 135124, 149314, 182632, 196988, 204844, 220946, 251119, 270248, 298628, 371591, 393976, 409688, 441892, 502238, 563321, 597256, 743182, 821227, 883784, 1004476, 1126642, 1486364, 1642454, 1894807, 2008952, 2253284, 2762309, 2972728, 3284908, 3789614, 4087501, 4506568, 5524618, 6196531, 6569816, 7579228, 8175002, 11049236, 12393062, 15158456, 16350004, 20842877, 22098472, 24786124, 30385399, 32700008, 41685754, 49572248, 60770798, 68161841, 83371508, 121541596, 136323682, 166743016, 229271647, 243083192, 272647364, 458543294, 545294728, 917086588, 1834173176, 2521988117, 5043976234, 10087952468, 20175904936]

約数ペア:

[(1, 20175904936), (2, 10087952468), (4, 5043976234), (8, 2521988117), (11, 1834173176), (22, 917086588), (37, 545294728), (44, 458543294), (74, 272647364), (83, 243083192), (88, 229271647), (121, 166743016), (148, 136323682), (166, 121541596), (242, 83371508), (296, 68161841), (332, 60770798), (407, 49572248), (484, 41685754), (617, 32700008), (664, 30385399), (814, 24786124), (913, 22098472), (968, 20842877), (1234, 16350004), (1331, 15158456), (1628, 12393062), (1826, 11049236), (2468, 8175002), (2662, 7579228), (3071, 6569816), (3256, 6196531), (3652, 5524618), (4477, 4506568), (4936, 4087501), (5324, 3789614), (6142, 3284908), (6787, 2972728), (7304, 2762309), (8954, 2253284), (10043, 2008952), (10648, 1894807), (12284, 1642454), (13574, 1486364), (17908, 1126642), (20086, 1004476), (22829, 883784), (24568, 821227), (27148, 743182), (33781, 597256), (35816, 563321), (40172, 502238), (45658, 441892), (49247, 409688), (51211, 393976), (54296, 371591), (67562, 298628), (74657, 270248), (80344, 251119), (91316, 220946), (98494, 204844), (102422, 196988), (110473, 182632), (135124, 149314)]