19886482

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{491}}^1$

素因数の和:774

約数の個数: 32

約数和(自身を含む): 37407744

約数和(自身を除く): 17521262

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 263, 491, 526, 982, 1841, 2893, 3437, 3682, 5401, 5786, 6874, 10802, 20251, 37807, 40502, 75614, 129133, 258266, 903931, 1420463, 1807862, 2840926, 9943241, 19886482]

約数ペア:

[(1, 19886482), (2, 9943241), (7, 2840926), (11, 1807862), (14, 1420463), (22, 903931), (77, 258266), (154, 129133), (263, 75614), (491, 40502), (526, 37807), (982, 20251), (1841, 10802), (2893, 6874), (3437, 5786), (3682, 5401)]