127939312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{420853}}^1$

素因数の和:420880

約数の個数: 20

約数和(自身を含む): 260929480

約数和(自身を除く): 132990168

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 420853, 841706, 1683412, 3366824, 6733648, 7996207, 15992414, 31984828, 63969656, 127939312]

約数ペア:

[(1, 127939312), (2, 63969656), (4, 31984828), (8, 15992414), (16, 7996207), (19, 6733648), (38, 3366824), (76, 1683412), (152, 841706), (304, 420853)]