131345552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{631469}}^1$

素因数の和:631490

約数の個数: 20

約数和(自身を含む): 274057980

約数和(自身を除く): 142712428

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 631469, 1262938, 2525876, 5051752, 8209097, 10103504, 16418194, 32836388, 65672776, 131345552]

約数ペア:

[(1, 131345552), (2, 65672776), (4, 32836388), (8, 16418194), (13, 10103504), (16, 8209097), (26, 5051752), (52, 2525876), (104, 1262938), (208, 631469)]