20371769

素因数分解:

${\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:568

約数の個数: 16

約数和(自身を含む): 22970304

約数和(自身を除く): 2598535

約数列:

[1, 11, 53, 83, 421, 583, 913, 4399, 4631, 22313, 34943, 48389, 245443, 384373, 1851979, 20371769]

約数ペア:

[(1, 20371769), (11, 1851979), (53, 384373), (83, 245443), (421, 48389), (583, 34943), (913, 22313), (4399, 4631)]