31131392

素因数分解:

$2^8\times {\mathrm{121607}}^1$

素因数の和:121623

約数の個数: 18

約数和(自身を含む): 62141688

約数和(自身を除く): 31010296

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 121607, 243214, 486428, 972856, 1945712, 3891424, 7782848, 15565696, 31131392]

約数ペア:

[(1, 31131392), (2, 15565696), (4, 7782848), (8, 3891424), (16, 1945712), (32, 972856), (64, 486428), (128, 243214), (256, 121607)]