20178340048

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{3347}}^1\times {\mathrm{8017}}^1$

素因数の和:11419

約数の個数: 40

約数和(自身を含む): 39944264832

約数和(自身を除く): 19765924784

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 3347, 6694, 8017, 13388, 16034, 26776, 32068, 53552, 64136, 128272, 157309, 314618, 376799, 629236, 753598, 1258472, 1507196, 2516944, 3014392, 6028784, 26832899, 53665798, 107331596, 214663192, 429326384, 1261146253, 2522292506, 5044585012, 10089170024, 20178340048]

約数ペア:

[(1, 20178340048), (2, 10089170024), (4, 5044585012), (8, 2522292506), (16, 1261146253), (47, 429326384), (94, 214663192), (188, 107331596), (376, 53665798), (752, 26832899), (3347, 6028784), (6694, 3014392), (8017, 2516944), (13388, 1507196), (16034, 1258472), (26776, 753598), (32068, 629236), (53552, 376799), (64136, 314618), (128272, 157309)]