2017900.00000000

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 50761728

約数和(自身を除く): 30057870

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 107, 119, 214, 238, 271, 321, 357, 542, 642, 714, 749, 813, 1498, 1626, 1819, 1897, 2247, 3638, 3794, 4494, 4607, 5457, 5691, 9214, 10914, 11382, 12733, 13821, 25466, 27642, 28997, 32249, 38199, 57994, 64498, 76398, 86991, 96747, 173982, 193494, 202979, 405958, 492949, 608937, 985898, 1217874, 1478847, 2957694, 3450643, 6901286, 10351929, 20703858]

約数ペア:

[(1, 20703858), (2, 10351929), (3, 6901286), (6, 3450643), (7, 2957694), (14, 1478847), (17, 1217874), (21, 985898), (34, 608937), (42, 492949), (51, 405958), (102, 202979), (107, 193494), (119, 173982), (214, 96747), (238, 86991), (271, 76398), (321, 64498), (357, 57994), (542, 38199), (642, 32249), (714, 28997), (749, 27642), (813, 25466), (1498, 13821), (1626, 12733), (1819, 11382), (1897, 10914), (2247, 9214), (3638, 5691), (3794, 5457), (4494, 4607)]