19232554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 13945046

約数列:

[1, 2, 11, 22, 23, 46, 191, 199, 253, 382, 398, 506, 2101, 2189, 4202, 4378, 4393, 4577, 8786, 9154, 38009, 48323, 50347, 76018, 96646, 100694, 418099, 836198, 874207, 1748414, 9616277, 19232554]

約数ペア:

[(1, 19232554), (2, 9616277), (11, 1748414), (22, 874207), (23, 836198), (46, 418099), (191, 100694), (199, 96646), (253, 76018), (382, 50347), (398, 48323), (506, 38009), (2101, 9154), (2189, 8786), (4202, 4577), (4378, 4393)]