18271274

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{461}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 33264000

約数和(自身を除く): 14992726

約数列:

[1, 2, 7, 14, 19, 38, 133, 149, 266, 298, 461, 922, 1043, 2086, 2831, 3227, 5662, 6454, 8759, 17518, 19817, 39634, 61313, 68689, 122626, 137378, 480823, 961646, 1305091, 2610182, 9135637, 18271274]

約数ペア:

[(1, 18271274), (2, 9135637), (7, 2610182), (14, 1305091), (19, 961646), (38, 480823), (133, 137378), (149, 122626), (266, 68689), (298, 61313), (461, 39634), (922, 19817), (1043, 17518), (2086, 8759), (2831, 6454), (3227, 5662)]