18865437543

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{3793}}^1\times {\mathrm{4493}}^1$

素因数の和:8336

約数の個数: 32

約数和(自身を含む): 28644396480

約数和(自身を除く): 9778958937

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 3793, 4493, 11379, 13479, 34137, 40437, 102411, 121311, 155513, 184213, 466539, 552639, 1399617, 1657917, 4198851, 4973751, 17041949, 51125847, 153377541, 460132623, 698719909, 2096159727, 6288479181, 18865437543]

約数ペア:

[(1, 18865437543), (3, 6288479181), (9, 2096159727), (27, 698719909), (41, 460132623), (123, 153377541), (369, 51125847), (1107, 17041949), (3793, 4973751), (4493, 4198851), (11379, 1657917), (13479, 1399617), (34137, 552639), (40437, 466539), (102411, 184213), (121311, 155513)]