19257854

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{5437}}^1$

素因数の和:5480

約数の個数: 32

約数和(自身を含む): 37587456

約数和(自身を除く): 18329602

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 5437, 10874, 38059, 59807, 76118, 119614, 125051, 250102, 418649, 837298, 875357, 1375561, 1750714, 2751122, 9628927, 19257854]

約数ペア:

[(1, 19257854), (2, 9628927), (7, 2751122), (11, 1750714), (14, 1375561), (22, 875357), (23, 837298), (46, 418649), (77, 250102), (154, 125051), (161, 119614), (253, 76118), (322, 59807), (506, 38059), (1771, 10874), (3542, 5437)]