201808568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{21803}}^1$

素因数の和:21911

約数の個数: 32

約数和(自身を含む): 412095600

約数和(自身を除く): 210287032

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 9256, 21803, 43606, 87212, 174424, 283439, 566878, 1133756, 1940467, 2267512, 3880934, 7761868, 15523736, 25226071, 50452142, 100904284, 201808568]

約数ペア:

[(1, 201808568), (2, 100904284), (4, 50452142), (8, 25226071), (13, 15523736), (26, 7761868), (52, 3880934), (89, 2267512), (104, 1940467), (178, 1133756), (356, 566878), (712, 283439), (1157, 174424), (2314, 87212), (4628, 43606), (9256, 21803)]