16571808018

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{821281}}^1$

素因数の和:821367

約数の個数: 48

約数和(自身を含む): 38435997600

約数和(自身を除く): 21864189582

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 59, 114, 118, 171, 177, 342, 354, 531, 1062, 1121, 2242, 3363, 6726, 10089, 20178, 821281, 1642562, 2463843, 4927686, 7391529, 14783058, 15604339, 31208678, 46813017, 48455579, 93626034, 96911158, 140439051, 145366737, 280878102, 290733474, 436100211, 872200422, 920656001, 1841312002, 2761968003, 5523936006, 8285904009, 16571808018]

約数ペア:

[(1, 16571808018), (2, 8285904009), (3, 5523936006), (6, 2761968003), (9, 1841312002), (18, 920656001), (19, 872200422), (38, 436100211), (57, 290733474), (59, 280878102), (114, 145366737), (118, 140439051), (171, 96911158), (177, 93626034), (342, 48455579), (354, 46813017), (531, 31208678), (1062, 15604339), (1121, 14783058), (2242, 7391529), (3363, 4927686), (6726, 2463843), (10089, 1642562), (20178, 821281)]