20975592

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 59754240

約数和(自身を除く): 38778648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 44, 62, 66, 88, 93, 121, 124, 132, 186, 233, 242, 248, 264, 341, 363, 372, 466, 484, 682, 699, 726, 744, 932, 968, 1023, 1364, 1398, 1452, 1864, 2046, 2563, 2728, 2796, 2904, 3751, 4092, 5126, 5592, 7223, 7502, 7689, 8184, 10252, 11253, 14446, 15004, 15378, 20504, 21669, 22506, 28193, 28892, 30008, 30756, 43338, 45012, 56386, 57784, 61512, 79453, 84579, 86676, 90024, 112772, 158906, 169158, 173352, 225544, 238359, 317812, 338316, 476718, 635624, 676632, 873983, 953436, 1747966, 1906872, 2621949, 3495932, 5243898, 6991864, 10487796, 20975592]

約数ペア:

[(1, 20975592), (2, 10487796), (3, 6991864), (4, 5243898), (6, 3495932), (8, 2621949), (11, 1906872), (12, 1747966), (22, 953436), (24, 873983), (31, 676632), (33, 635624), (44, 476718), (62, 338316), (66, 317812), (88, 238359), (93, 225544), (121, 173352), (124, 169158), (132, 158906), (186, 112772), (233, 90024), (242, 86676), (248, 84579), (264, 79453), (341, 61512), (363, 57784), (372, 56386), (466, 45012), (484, 43338), (682, 30756), (699, 30008), (726, 28892), (744, 28193), (932, 22506), (968, 21669), (1023, 20504), (1364, 15378), (1398, 15004), (1452, 14446), (1864, 11253), (2046, 10252), (2563, 8184), (2728, 7689), (2796, 7502), (2904, 7223), (3751, 5592), (4092, 5126)]