20680087848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3970831}}^1$

素因数の和:3970878

約数の個数: 64

約数和(自身を含む): 60991979520

約数和(自身を除く): 40311891672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 5208, 3970831, 7941662, 11912493, 15883324, 23824986, 27795817, 31766648, 47649972, 55591634, 83387451, 95299944, 111183268, 123095761, 166774902, 222366536, 246191522, 333549804, 369287283, 492383044, 667099608, 738574566, 861670327, 984766088, 1477149132, 1723340654, 2585010981, 2954298264, 3446681308, 5170021962, 6893362616, 10340043924, 20680087848]

約数ペア:

[(1, 20680087848), (2, 10340043924), (3, 6893362616), (4, 5170021962), (6, 3446681308), (7, 2954298264), (8, 2585010981), (12, 1723340654), (14, 1477149132), (21, 984766088), (24, 861670327), (28, 738574566), (31, 667099608), (42, 492383044), (56, 369287283), (62, 333549804), (84, 246191522), (93, 222366536), (124, 166774902), (168, 123095761), (186, 111183268), (217, 95299944), (248, 83387451), (372, 55591634), (434, 47649972), (651, 31766648), (744, 27795817), (868, 23824986), (1302, 15883324), (1736, 11912493), (2604, 7941662), (5208, 3970831)]