20739968227

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2179}}^1\times {\mathrm{2213}}^1$

素因数の和:4443

約数の個数: 32

約数和(自身を含む): 25020679680

約数和(自身を除く): 4280711453

約数列:

[1, 11, 17, 23, 187, 253, 391, 2179, 2213, 4301, 23969, 24343, 37043, 37621, 50117, 50899, 407473, 413831, 551287, 559889, 851989, 865283, 4822127, 9371879, 9518113, 53043397, 81976159, 110908921, 901737749, 1219998131, 1885451657, 20739968227]

約数ペア:

[(1, 20739968227), (11, 1885451657), (17, 1219998131), (23, 901737749), (187, 110908921), (253, 81976159), (391, 53043397), (2179, 9518113), (2213, 9371879), (4301, 4822127), (23969, 865283), (24343, 851989), (37043, 559889), (37621, 551287), (50117, 413831), (50899, 407473)]