20159869877

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{718379}}^1$

素因数の和:718616

約数の個数: 16

約数和(自身を含む): 24367449600

約数和(自身を除く): 4207579723

約数列:

[1, 7, 19, 133, 211, 1477, 4009, 28063, 718379, 5028653, 13649201, 95544407, 151577969, 1061045783, 2879981411, 20159869877]

約数ペア:

[(1, 20159869877), (7, 2879981411), (19, 1061045783), (133, 151577969), (211, 95544407), (1477, 13649201), (4009, 5028653), (28063, 718379)]