16407578416

素因数分解:

$2^4\times {\mathrm{39953}}^1\times {\mathrm{25667}}^1$

素因数の和:65628

約数の個数: 20

約数和(自身を含む): 31791717432

約数和(自身を除く): 15384139016

約数列:

[1, 2, 4, 8, 16, 25667, 39953, 51334, 79906, 102668, 159812, 205336, 319624, 410672, 639248, 1025473651, 2050947302, 4101894604, 8203789208, 16407578416]

約数ペア:

[(1, 16407578416), (2, 8203789208), (4, 4101894604), (8, 2050947302), (16, 1025473651), (25667, 639248), (39953, 410672), (51334, 319624), (79906, 205336), (102668, 159812)]