78344828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{1831}}^1$

素因数の和:2417

約数の個数: 24

約数和(自身を含む): 144654720

約数和(自身を除く): 66309892

約数列:

[1, 2, 4, 19, 38, 76, 563, 1126, 1831, 2252, 3662, 7324, 10697, 21394, 34789, 42788, 69578, 139156, 1030853, 2061706, 4123412, 19586207, 39172414, 78344828]

約数ペア:

[(1, 78344828), (2, 39172414), (4, 19586207), (19, 4123412), (38, 2061706), (76, 1030853), (563, 139156), (1126, 69578), (1831, 42788), (2252, 34789), (3662, 21394), (7324, 10697)]