18421567131

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{104089}}^1$

素因数の和:104307

約数の個数: 32

約数和(自身を含む): 27819509760

約数和(自身を除く): 9397942629

約数列:

[1, 3, 11, 31, 33, 93, 173, 341, 519, 1023, 1903, 5363, 5709, 16089, 58993, 104089, 176979, 312267, 1144979, 3226759, 3434937, 9680277, 18007397, 35494349, 54022191, 106483047, 198081367, 558229307, 594244101, 1674687921, 6140522377, 18421567131]

約数ペア:

[(1, 18421567131), (3, 6140522377), (11, 1674687921), (31, 594244101), (33, 558229307), (93, 198081367), (173, 106483047), (341, 54022191), (519, 35494349), (1023, 18007397), (1903, 9680277), (5363, 3434937), (5709, 3226759), (16089, 1144979), (58993, 312267), (104089, 176979)]