20123351661

素因数分解:

$3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1153}}^1\times {\mathrm{4643}}^1$

素因数の和:5985

約数の個数: 32

約数和(自身を含む): 30868853760

約数和(自身を除く): 10745502099

約数列:

[1, 3, 7, 21, 179, 537, 1153, 1253, 3459, 3759, 4643, 8071, 13929, 24213, 32501, 97503, 206387, 619161, 831097, 1444709, 2493291, 4334127, 5353379, 5817679, 16060137, 17453037, 37473653, 112420959, 958254841, 2874764523, 6707783887, 20123351661]

約数ペア:

[(1, 20123351661), (3, 6707783887), (7, 2874764523), (21, 958254841), (179, 112420959), (537, 37473653), (1153, 17453037), (1253, 16060137), (3459, 5817679), (3759, 5353379), (4643, 4334127), (8071, 2493291), (13929, 1444709), (24213, 831097), (32501, 619161), (97503, 206387)]