19402396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5569}}^1$

素因数の和:5653

約数の個数: 24

約数和(自身を含む): 37118480

約数和(自身を除く): 17716084

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 5569, 11138, 22276, 72397, 144794, 289588, 373123, 746246, 1492492, 4850599, 9701198, 19402396]

約数ペア:

[(1, 19402396), (2, 9701198), (4, 4850599), (13, 1492492), (26, 746246), (52, 373123), (67, 289588), (134, 144794), (268, 72397), (871, 22276), (1742, 11138), (3484, 5569)]