20176564941

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{4967}}^1$

素因数の和:5223

約数の個数: 64

約数和(自身を含む): 32850800640

約数和(自身を除く): 12674235699

約数列:

[1, 3, 9, 13, 27, 39, 71, 117, 163, 213, 351, 489, 639, 923, 1467, 1917, 2119, 2769, 4401, 4967, 6357, 8307, 11573, 14901, 19071, 24921, 34719, 44703, 57213, 64571, 104157, 134109, 150449, 193713, 312471, 352657, 451347, 581139, 809621, 1057971, 1354041, 1743417, 2428863, 3173913, 4062123, 4584541, 7286589, 9521739, 10525073, 13753623, 21859767, 31575219, 41260869, 57483091, 94725657, 123782607, 172449273, 284176971, 517347819, 747280183, 1552043457, 2241840549, 6725521647, 20176564941]

約数ペア:

[(1, 20176564941), (3, 6725521647), (9, 2241840549), (13, 1552043457), (27, 747280183), (39, 517347819), (71, 284176971), (117, 172449273), (163, 123782607), (213, 94725657), (351, 57483091), (489, 41260869), (639, 31575219), (923, 21859767), (1467, 13753623), (1917, 10525073), (2119, 9521739), (2769, 7286589), (4401, 4584541), (4967, 4062123), (6357, 3173913), (8307, 2428863), (11573, 1743417), (14901, 1354041), (19071, 1057971), (24921, 809621), (34719, 581139), (44703, 451347), (57213, 352657), (64571, 312471), (104157, 193713), (134109, 150449)]