208910518

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{859}}^1$

素因数の和:1212

約数の個数: 32

約数和(自身を含む): 347742720

約数和(自身を除く): 138832202

約数列:

[1, 2, 17, 23, 34, 46, 311, 391, 622, 782, 859, 1718, 5287, 7153, 10574, 14306, 14603, 19757, 29206, 39514, 121601, 243202, 267149, 335869, 534298, 671738, 4541533, 6144427, 9083066, 12288854, 104455259, 208910518]

約数ペア:

[(1, 208910518), (2, 104455259), (17, 12288854), (23, 9083066), (34, 6144427), (46, 4541533), (311, 671738), (391, 534298), (622, 335869), (782, 267149), (859, 243202), (1718, 121601), (5287, 39514), (7153, 29206), (10574, 19757), (14306, 14603)]