31788688

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{27983}}^1$

素因数の和:28062

約数の個数: 20

約数和(自身を含む): 62460288

約数和(自身を除く): 30671600

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 27983, 55966, 111932, 223864, 447728, 1986793, 3973586, 7947172, 15894344, 31788688]

約数ペア:

[(1, 31788688), (2, 15894344), (4, 7947172), (8, 3973586), (16, 1986793), (71, 447728), (142, 223864), (284, 111932), (568, 55966), (1136, 27983)]