19924010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{64271}}^1$

素因数の和:64309

約数の個数: 16

約数和(自身を含む): 37020672

約数和(自身を除く): 17096662

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 64271, 128542, 321355, 642710, 1992401, 3984802, 9962005, 19924010]

約数ペア:

[(1, 19924010), (2, 9962005), (5, 3984802), (10, 1992401), (31, 642710), (62, 321355), (155, 128542), (310, 64271)]