1640890016

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{1654123}}^1$

素因数の和:1654164

約数の個数: 24

約数和(自身を含む): 3334713984

約数和(自身を除く): 1693823968

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 1654123, 3308246, 6616492, 13232984, 26465968, 51277813, 52931936, 102555626, 205111252, 410222504, 820445008, 1640890016]

約数ペア:

[(1, 1640890016), (2, 820445008), (4, 410222504), (8, 205111252), (16, 102555626), (31, 52931936), (32, 51277813), (62, 26465968), (124, 13232984), (248, 6616492), (496, 3308246), (992, 1654123)]