20017503789

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{997}}^1\times {\mathrm{18539}}^1$

素因数の和:19577

約数の個数: 24

約数和(自身を含む): 28198450080

約数和(自身を除く): 8180946291

約数列:

[1, 3, 19, 57, 361, 997, 1083, 2991, 18539, 18943, 55617, 56829, 352241, 359917, 1056723, 1079751, 6692579, 18483383, 20077737, 55450149, 351184277, 1053552831, 6672501263, 20017503789]

約数ペア:

[(1, 20017503789), (3, 6672501263), (19, 1053552831), (57, 351184277), (361, 55450149), (997, 20077737), (1083, 18483383), (2991, 6692579), (18539, 1079751), (18943, 1056723), (55617, 359917), (56829, 352241)]