20238066009

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{280069}}^1$

素因数の和:280150

約数の個数: 48

約数和(自身を含む): 35418772480

約数和(自身を除く): 15180706471

約数列:

[1, 3, 7, 9, 21, 31, 37, 63, 93, 111, 217, 259, 279, 333, 651, 777, 1147, 1953, 2331, 3441, 8029, 10323, 24087, 72261, 280069, 840207, 1960483, 2520621, 5881449, 8682139, 10362553, 17644347, 26046417, 31087659, 60774973, 72537871, 78139251, 93262977, 182324919, 217613613, 321239143, 546974757, 652840839, 963717429, 2248674001, 2891152287, 6746022003, 20238066009]

約数ペア:

[(1, 20238066009), (3, 6746022003), (7, 2891152287), (9, 2248674001), (21, 963717429), (31, 652840839), (37, 546974757), (63, 321239143), (93, 217613613), (111, 182324919), (217, 93262977), (259, 78139251), (279, 72537871), (333, 60774973), (651, 31087659), (777, 26046417), (1147, 17644347), (1953, 10362553), (2331, 8682139), (3441, 5881449), (8029, 2520621), (10323, 1960483), (24087, 840207), (72261, 280069)]