2019011885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{4987}}^1$

素因数の和:5453

約数の個数: 32

約数和(自身を含む): 2805570432

約数和(自身を除く): 786558547

約数列:

[1, 5, 11, 17, 55, 85, 187, 433, 935, 2165, 4763, 4987, 7361, 23815, 24935, 36805, 54857, 80971, 84779, 274285, 404855, 423895, 932569, 2159371, 4662845, 10796855, 23753081, 36709307, 118765405, 183546535, 403802377, 2019011885]

約数ペア:

[(1, 2019011885), (5, 403802377), (11, 183546535), (17, 118765405), (55, 36709307), (85, 23753081), (187, 10796855), (433, 4662845), (935, 2159371), (2165, 932569), (4763, 423895), (4987, 404855), (7361, 274285), (23815, 84779), (24935, 80971), (36805, 54857)]