127917424

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{420781}}^1$

素因数の和:420808

約数の個数: 20

約数和(自身を含む): 260884840

約数和(自身を除く): 132967416

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 420781, 841562, 1683124, 3366248, 6732496, 7994839, 15989678, 31979356, 63958712, 127917424]

約数ペア:

[(1, 127917424), (2, 63958712), (4, 31979356), (8, 15989678), (16, 7994839), (19, 6732496), (38, 3366248), (76, 1683124), (152, 841562), (304, 420781)]