2018678215

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1\times {\mathrm{683}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 2535287040

約数和(自身を除く): 516608825

約数列:

[1, 5, 43, 59, 215, 233, 295, 683, 1165, 2537, 3415, 10019, 12685, 13747, 29369, 40297, 50095, 68735, 146845, 159139, 201485, 591121, 795695, 1732771, 2955605, 6842977, 8663855, 9389201, 34214885, 46946005, 403735643, 2018678215]

約数ペア:

[(1, 2018678215), (5, 403735643), (43, 46946005), (59, 34214885), (215, 9389201), (233, 8663855), (295, 6842977), (683, 2955605), (1165, 1732771), (2537, 795695), (3415, 591121), (10019, 201485), (12685, 159139), (13747, 146845), (29369, 68735), (40297, 50095)]