20187562545

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14471371}}^1$

素因数の和:14471413

約数の個数: 24

約数和(自身を含む): 36120544512

約数和(自身を除く): 15932981967

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 14471371, 43414113, 72356855, 130242339, 217070565, 448612501, 651211695, 1345837503, 2243062505, 4037512509, 6729187515, 20187562545]

約数ペア:

[(1, 20187562545), (3, 6729187515), (5, 4037512509), (9, 2243062505), (15, 1345837503), (31, 651211695), (45, 448612501), (93, 217070565), (155, 130242339), (279, 72356855), (465, 43414113), (1395, 14471371)]