20171783054

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1\times {\mathrm{10457}}^1$

素因数の和:10988

約数の個数: 32

約数和(自身を含む): 31775587200

約数和(自身を除く): 11603804146

約数列:

[1, 2, 29, 58, 79, 158, 421, 842, 2291, 4582, 10457, 12209, 20914, 24418, 33259, 66518, 303253, 606506, 826103, 964511, 1652206, 1929022, 4402397, 8804794, 23956987, 47913974, 127669513, 255339026, 347789363, 695578726, 10085891527, 20171783054]

約数ペア:

[(1, 20171783054), (2, 10085891527), (29, 695578726), (58, 347789363), (79, 255339026), (158, 127669513), (421, 47913974), (842, 23956987), (2291, 8804794), (4582, 4402397), (10457, 1929022), (12209, 1652206), (20914, 964511), (24418, 826103), (33259, 606506), (66518, 303253)]