19886398

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{409}}^1$

素因数の和:592

約数の個数: 32

約数和(自身を含む): 35896320

約数和(自身を除く): 16009922

約数列:

[1, 2, 7, 14, 23, 46, 151, 161, 302, 322, 409, 818, 1057, 2114, 2863, 3473, 5726, 6946, 9407, 18814, 24311, 48622, 61759, 65849, 123518, 131698, 432313, 864626, 1420457, 2840914, 9943199, 19886398]

約数ペア:

[(1, 19886398), (2, 9943199), (7, 2840914), (14, 1420457), (23, 864626), (46, 432313), (151, 131698), (161, 123518), (302, 65849), (322, 61759), (409, 48622), (818, 24311), (1057, 18814), (2114, 9407), (2863, 6946), (3473, 5726)]