31686616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{557}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 64214640

約数和(自身を除く): 32528024

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 547, 557, 1094, 1114, 2188, 2228, 4376, 4456, 7111, 7241, 14222, 14482, 28444, 28964, 56888, 57928, 304679, 609358, 1218716, 2437432, 3960827, 7921654, 15843308, 31686616]

約数ペア:

[(1, 31686616), (2, 15843308), (4, 7921654), (8, 3960827), (13, 2437432), (26, 1218716), (52, 609358), (104, 304679), (547, 57928), (557, 56888), (1094, 28964), (1114, 28444), (2188, 14482), (2228, 14222), (4376, 7241), (4456, 7111)]