20804985384

素因数分解:

$2^3\times 3^1\times {\mathrm{42157}}^1\times {\mathrm{20563}}^1$

素因数の和:62729

約数の個数: 32

約数和(自身を含む): 52016226720

約数和(自身を除く): 31211241336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 20563, 41126, 42157, 61689, 82252, 84314, 123378, 126471, 164504, 168628, 246756, 252942, 337256, 493512, 505884, 1011768, 866874391, 1733748782, 2600623173, 3467497564, 5201246346, 6934995128, 10402492692, 20804985384]

約数ペア:

[(1, 20804985384), (2, 10402492692), (3, 6934995128), (4, 5201246346), (6, 3467497564), (8, 2600623173), (12, 1733748782), (24, 866874391), (20563, 1011768), (41126, 505884), (42157, 493512), (61689, 337256), (82252, 252942), (84314, 246756), (123378, 168628), (126471, 164504)]