1999405734

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1\times {\mathrm{19661}}^1$

素因数の和:20680

約数の個数: 32

約数和(自身を含む): 4238498016

約数和(自身を除く): 2239092282

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 997, 1994, 2991, 5982, 16949, 19661, 33898, 39322, 50847, 58983, 101694, 117966, 334237, 668474, 1002711, 2005422, 19602017, 39204034, 58806051, 117612102, 333234289, 666468578, 999702867, 1999405734]

約数ペア:

[(1, 1999405734), (2, 999702867), (3, 666468578), (6, 333234289), (17, 117612102), (34, 58806051), (51, 39204034), (102, 19602017), (997, 2005422), (1994, 1002711), (2991, 668474), (5982, 334237), (16949, 117966), (19661, 101694), (33898, 58983), (39322, 50847)]