81633652

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{56533}}^1$

素因数の和:56575

約数の個数: 18

約数和(自身を含む): 150776178

約数和(自身を除く): 69142526

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 56533, 113066, 226132, 1074127, 2148254, 4296508, 20408413, 40816826, 81633652]

約数ペア:

[(1, 81633652), (2, 40816826), (4, 20408413), (19, 4296508), (38, 2148254), (76, 1074127), (361, 226132), (722, 113066), (1444, 56533)]