19452565

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 32

約数和(自身を含む): 26703360

約数和(自身を除く): 7250795

約数列:

[1, 5, 11, 37, 55, 79, 121, 185, 395, 407, 605, 869, 1331, 2035, 2923, 4345, 4477, 6655, 9559, 14615, 22385, 32153, 47795, 49247, 105149, 160765, 246235, 353683, 525745, 1768415, 3890513, 19452565]

約数ペア:

[(1, 19452565), (5, 3890513), (11, 1768415), (37, 525745), (55, 353683), (79, 246235), (121, 160765), (185, 105149), (395, 49247), (407, 47795), (605, 32153), (869, 22385), (1331, 14615), (2035, 9559), (2923, 6655), (4345, 4477)]