156441872

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{315407}}^1$

素因数の和:315446

約数の個数: 20

約数和(自身を含む): 312884736

約数和(自身を除く): 156442864

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 315407, 630814, 1261628, 2523256, 5046512, 9777617, 19555234, 39110468, 78220936, 156441872]

約数ペア:

[(1, 156441872), (2, 78220936), (4, 39110468), (8, 19555234), (16, 9777617), (31, 5046512), (62, 2523256), (124, 1261628), (248, 630814), (496, 315407)]