7981136

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{16091}}^1$

素因数の和:16130

約数の個数: 20

約数和(自身を含む): 15963264

約数和(自身を除く): 7982128

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 16091, 32182, 64364, 128728, 257456, 498821, 997642, 1995284, 3990568, 7981136]

約数ペア:

[(1, 7981136), (2, 3990568), (4, 1995284), (8, 997642), (16, 498821), (31, 257456), (62, 128728), (124, 64364), (248, 32182), (496, 16091)]