20163392109

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1\times {\mathrm{5443}}^1$

素因数の和:6046

約数の個数: 48

約数和(自身を含む): 33626324992

約数和(自身を除く): 13462932883

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 463, 889, 1143, 1389, 2667, 3241, 4167, 5443, 8001, 9723, 16329, 29169, 38101, 48987, 58801, 114303, 176403, 342909, 411607, 529209, 691261, 1234821, 2073783, 2520109, 3704463, 4838827, 6221349, 7560327, 14516481, 17640763, 22680981, 43549443, 52922289, 158766867, 320053843, 960161529, 2240376901, 2880484587, 6721130703, 20163392109]

約数ペア:

[(1, 20163392109), (3, 6721130703), (7, 2880484587), (9, 2240376901), (21, 960161529), (63, 320053843), (127, 158766867), (381, 52922289), (463, 43549443), (889, 22680981), (1143, 17640763), (1389, 14516481), (2667, 7560327), (3241, 6221349), (4167, 4838827), (5443, 3704463), (8001, 2520109), (9723, 2073783), (16329, 1234821), (29169, 691261), (38101, 529209), (48987, 411607), (58801, 342909), (114303, 176403)]