2019921776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{7426183}}^1$

素因数の和:7426208

約数の個数: 20

約数和(自身を含む): 4143810672

約数和(自身を除く): 2123888896

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 7426183, 14852366, 29704732, 59409464, 118818928, 126245111, 252490222, 504980444, 1009960888, 2019921776]

約数ペア:

[(1, 2019921776), (2, 1009960888), (4, 504980444), (8, 252490222), (16, 126245111), (17, 118818928), (34, 59409464), (68, 29704732), (136, 14852366), (272, 7426183)]