20144484855

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2141891}}^1$

素因数の和:2141932

約数の個数: 48

約数和(自身を含む): 40096218240

約数和(自身を除く): 19951733385

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 3135, 9405, 2141891, 6425673, 10709455, 19277019, 23560801, 32128365, 40695929, 70682403, 96385095, 117804005, 122087787, 203479645, 212047209, 353412015, 366263361, 447655219, 610438935, 1060236045, 1342965657, 1831316805, 2238276095, 4028896971, 6714828285, 20144484855]

約数ペア:

[(1, 20144484855), (3, 6714828285), (5, 4028896971), (9, 2238276095), (11, 1831316805), (15, 1342965657), (19, 1060236045), (33, 610438935), (45, 447655219), (55, 366263361), (57, 353412015), (95, 212047209), (99, 203479645), (165, 122087787), (171, 117804005), (209, 96385095), (285, 70682403), (495, 40695929), (627, 32128365), (855, 23560801), (1045, 19277019), (1881, 10709455), (3135, 6425673), (9405, 2141891)]