20944304

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{8669}}^1$

素因数の和:8828

約数の個数: 20

約数和(自身を含む): 40853040

約数和(自身を除く): 19908736

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 8669, 17338, 34676, 69352, 138704, 1309019, 2618038, 5236076, 10472152, 20944304]

約数ペア:

[(1, 20944304), (2, 10472152), (4, 5236076), (8, 2618038), (16, 1309019), (151, 138704), (302, 69352), (604, 34676), (1208, 17338), (2416, 8669)]