2018307983

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 2365070400

約数和(自身を除く): 346762417

約数列:

[1, 17, 23, 29, 71, 109, 391, 493, 529, 667, 1207, 1633, 1853, 2059, 2507, 3161, 7739, 8993, 11339, 15341, 27761, 35003, 37559, 42619, 47357, 53737, 57661, 72703, 131563, 177997, 224431, 260797, 638503, 805069, 980237, 1089211, 1235951, 1672169, 3025949, 3815327, 4093931, 5161913, 18516587, 28426873, 69596827, 87752521, 118723999, 2018307983]

約数ペア:

[(1, 2018307983), (17, 118723999), (23, 87752521), (29, 69596827), (71, 28426873), (109, 18516587), (391, 5161913), (493, 4093931), (529, 3815327), (667, 3025949), (1207, 1672169), (1633, 1235951), (1853, 1089211), (2059, 980237), (2507, 805069), (3161, 638503), (7739, 260797), (8993, 224431), (11339, 177997), (15341, 131563), (27761, 72703), (35003, 57661), (37559, 53737), (42619, 47357)]