20181593883

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1\times {\mathrm{13921}}^1$

素因数の和:14355

約数の個数: 32

約数和(自身を含む): 29638490112

約数和(自身を除く): 9456896229

約数列:

[1, 3, 11, 33, 197, 223, 591, 669, 2167, 2453, 6501, 7359, 13921, 41763, 43931, 131793, 153131, 459393, 483241, 1449723, 2742437, 3104383, 8227311, 9313149, 30166807, 34148213, 90500421, 102444639, 611563451, 1834690353, 6727197961, 20181593883]

約数ペア:

[(1, 20181593883), (3, 6727197961), (11, 1834690353), (33, 611563451), (197, 102444639), (223, 90500421), (591, 34148213), (669, 30166807), (2167, 9313149), (2453, 8227311), (6501, 3104383), (7359, 2742437), (13921, 1449723), (41763, 483241), (43931, 459393), (131793, 153131)]