20195594006

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1\times {\mathrm{4079}}^1$

素因数の和:4469

約数の個数: 64

約数和(自身を含む): 37309870080

約数和(自身を除く): 17114276074

約数列:

[1, 2, 7, 14, 17, 34, 71, 119, 142, 238, 293, 497, 586, 994, 1207, 2051, 2414, 4079, 4102, 4981, 8158, 8449, 9962, 16898, 20803, 28553, 34867, 41606, 57106, 69343, 69734, 138686, 145621, 289609, 291242, 353651, 485401, 579218, 707302, 970802, 1195147, 2027263, 2390294, 2475557, 4054526, 4923353, 4951114, 8366029, 9846706, 16732058, 20317499, 34463471, 40634998, 68926942, 84855437, 142222493, 169710874, 284444986, 593988059, 1187976118, 1442542429, 2885084858, 10097797003, 20195594006]

約数ペア:

[(1, 20195594006), (2, 10097797003), (7, 2885084858), (14, 1442542429), (17, 1187976118), (34, 593988059), (71, 284444986), (119, 169710874), (142, 142222493), (238, 84855437), (293, 68926942), (497, 40634998), (586, 34463471), (994, 20317499), (1207, 16732058), (2051, 9846706), (2414, 8366029), (4079, 4951114), (4102, 4923353), (4981, 4054526), (8158, 2475557), (8449, 2390294), (9962, 2027263), (16898, 1195147), (20803, 970802), (28553, 707302), (34867, 579218), (41606, 485401), (57106, 353651), (69343, 291242), (69734, 289609), (138686, 145621)]