1220902

素因数分解:

$2^1\times {\mathrm{19}}^3\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 16

約数和(自身を含む): 1954800

約数和(自身を除く): 733898

約数列:

[1, 2, 19, 38, 89, 178, 361, 722, 1691, 3382, 6859, 13718, 32129, 64258, 610451, 1220902]

約数ペア:

[(1, 1220902), (2, 610451), (19, 64258), (38, 32129), (89, 13718), (178, 6859), (361, 3382), (722, 1691)]