20177070615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1815301}}^1$

素因数の和:1815344

約数の個数: 48

約数和(自身を含む): 39646195680

約数和(自身を除く): 19469125065

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3705, 11115, 1815301, 5445903, 9076505, 16337709, 23598913, 27229515, 34490719, 70796739, 81688545, 103472157, 117994565, 172453595, 212390217, 310416471, 353983695, 448379347, 517360785, 1061951085, 1345138041, 1552082355, 2241896735, 4035414123, 6725690205, 20177070615]

約数ペア:

[(1, 20177070615), (3, 6725690205), (5, 4035414123), (9, 2241896735), (13, 1552082355), (15, 1345138041), (19, 1061951085), (39, 517360785), (45, 448379347), (57, 353983695), (65, 310416471), (95, 212390217), (117, 172453595), (171, 117994565), (195, 103472157), (247, 81688545), (285, 70796739), (585, 34490719), (741, 27229515), (855, 23598913), (1235, 16337709), (2223, 9076505), (3705, 5445903), (11115, 1815301)]