20195235

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26399}}^1$

素因数の和:26427

約数の個数: 24

約数和(自身を含む): 37065600

約数和(自身を除く): 16870365

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26399, 79197, 131995, 237591, 395985, 448783, 1187955, 1346349, 2243915, 4039047, 6731745, 20195235]

約数ペア:

[(1, 20195235), (3, 6731745), (5, 4039047), (9, 2243915), (15, 1346349), (17, 1187955), (45, 448783), (51, 395985), (85, 237591), (153, 131995), (255, 79197), (765, 26399)]