20176490943

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{39023}}^1$

素因数の和:39348

約数の個数: 48

約数和(自身を含む): 34578385920

約数和(自身を除く): 14401894977

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 283, 609, 849, 1827, 1981, 2547, 5943, 8207, 17829, 24621, 39023, 57449, 73863, 117069, 172347, 273161, 351207, 517041, 819483, 1131667, 2458449, 3395001, 7921669, 10185003, 11043509, 23765007, 33130527, 71295021, 77304563, 99391581, 231913689, 320261761, 695741067, 960785283, 2241832327, 2882355849, 6725496981, 20176490943]

約数ペア:

[(1, 20176490943), (3, 6725496981), (7, 2882355849), (9, 2241832327), (21, 960785283), (29, 695741067), (63, 320261761), (87, 231913689), (203, 99391581), (261, 77304563), (283, 71295021), (609, 33130527), (849, 23765007), (1827, 11043509), (1981, 10185003), (2547, 7921669), (5943, 3395001), (8207, 2458449), (17829, 1131667), (24621, 819483), (39023, 517041), (57449, 351207), (73863, 273161), (117069, 172347)]