20809602

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:736

約数の個数: 64

約数和(自身を含む): 51477120

約数和(自身を除く): 30667518

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 53, 54, 66, 99, 106, 159, 198, 297, 318, 477, 583, 594, 661, 954, 1166, 1322, 1431, 1749, 1983, 2862, 3498, 3966, 5247, 5949, 7271, 10494, 11898, 14542, 15741, 17847, 21813, 31482, 35033, 35694, 43626, 65439, 70066, 105099, 130878, 196317, 210198, 315297, 385363, 392634, 630594, 770726, 945891, 1156089, 1891782, 2312178, 3468267, 6936534, 10404801, 20809602]

約数ペア:

[(1, 20809602), (2, 10404801), (3, 6936534), (6, 3468267), (9, 2312178), (11, 1891782), (18, 1156089), (22, 945891), (27, 770726), (33, 630594), (53, 392634), (54, 385363), (66, 315297), (99, 210198), (106, 196317), (159, 130878), (198, 105099), (297, 70066), (318, 65439), (477, 43626), (583, 35694), (594, 35033), (661, 31482), (954, 21813), (1166, 17847), (1322, 15741), (1431, 14542), (1749, 11898), (1983, 10494), (2862, 7271), (3498, 5949), (3966, 5247)]