20131121455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{373}}^1\times {\mathrm{2003}}^1$

素因数の和:2715

約数の個数: 32

約数和(自身を含む): 25740690624

約数和(自身を除く): 5609569169

約数列:

[1, 5, 17, 85, 317, 373, 1585, 1865, 2003, 5389, 6341, 10015, 26945, 31705, 34051, 118241, 170255, 591205, 634951, 747119, 2010097, 3174755, 3735595, 10050485, 10794167, 12701023, 53970835, 63505115, 236836723, 1184183615, 4026224291, 20131121455]

約数ペア:

[(1, 20131121455), (5, 4026224291), (17, 1184183615), (85, 236836723), (317, 63505115), (373, 53970835), (1585, 12701023), (1865, 10794167), (2003, 10050485), (5389, 3735595), (6341, 3174755), (10015, 2010097), (26945, 747119), (31705, 634951), (34051, 591205), (118241, 170255)]