1388573656

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{9135353}}^1$

素因数の和:9135378

約数の個数: 16

約数和(自身を含む): 2740606200

約数和(自身を除く): 1352032544

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 9135353, 18270706, 36541412, 73082824, 173571707, 347143414, 694286828, 1388573656]

約数ペア:

[(1, 1388573656), (2, 694286828), (4, 347143414), (8, 173571707), (19, 73082824), (38, 36541412), (76, 18270706), (152, 9135353)]