20172591646

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1\times {\mathrm{41809}}^1$

素因数の和:42468

約数の個数: 32

約数和(自身を含む): 33486799680

約数和(自身を除く): 13314208034

約数列:

[1, 2, 17, 23, 34, 46, 391, 617, 782, 1234, 10489, 14191, 20978, 28382, 41809, 83618, 241247, 482494, 710753, 961607, 1421506, 1923214, 16347319, 25796153, 32694638, 51592306, 438534601, 593311519, 877069202, 1186623038, 10086295823, 20172591646]

約数ペア:

[(1, 20172591646), (2, 10086295823), (17, 1186623038), (23, 877069202), (34, 593311519), (46, 438534601), (391, 51592306), (617, 32694638), (782, 25796153), (1234, 16347319), (10489, 1923214), (14191, 1421506), (20978, 961607), (28382, 710753), (41809, 482494), (83618, 241247)]