17855068

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 40320000

約数和(自身を除く): 22464932

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 638, 812, 1276, 1999, 2233, 3998, 4466, 7996, 8932, 13993, 21989, 27986, 43978, 55972, 57971, 87956, 115942, 153923, 231884, 307846, 405797, 615692, 637681, 811594, 1275362, 1623188, 2550724, 4463767, 8927534, 17855068]

約数ペア:

[(1, 17855068), (2, 8927534), (4, 4463767), (7, 2550724), (11, 1623188), (14, 1275362), (22, 811594), (28, 637681), (29, 615692), (44, 405797), (58, 307846), (77, 231884), (116, 153923), (154, 115942), (203, 87956), (308, 57971), (319, 55972), (406, 43978), (638, 27986), (812, 21989), (1276, 13993), (1999, 8932), (2233, 7996), (3998, 4466)]