1820125945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1\times {\mathrm{1097}}^1$

素因数の和:1521

約数の個数: 32

約数和(自身を含む): 2417216256

約数和(自身を除く): 597090311

約数列:

[1, 5, 11, 55, 97, 311, 485, 1067, 1097, 1555, 3421, 5335, 5485, 12067, 17105, 30167, 60335, 106409, 150835, 331837, 341167, 532045, 1170499, 1659185, 1705835, 3752837, 5852495, 18764185, 33093199, 165465995, 364025189, 1820125945]

約数ペア:

[(1, 1820125945), (5, 364025189), (11, 165465995), (55, 33093199), (97, 18764185), (311, 5852495), (485, 3752837), (1067, 1705835), (1097, 1659185), (1555, 1170499), (3421, 532045), (5335, 341167), (5485, 331837), (12067, 150835), (17105, 106409), (30167, 60335)]