18679455

素因数分解:

$3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2749}}^1$

素因数の和:2911

約数の個数: 24

約数和(自身を含む): 32604000

約数和(自身を除く): 13924545

約数列:

[1, 3, 5, 9, 15, 45, 151, 453, 755, 1359, 2265, 2749, 6795, 8247, 13745, 24741, 41235, 123705, 415099, 1245297, 2075495, 3735891, 6226485, 18679455]

約数ペア:

[(1, 18679455), (3, 6226485), (5, 3735891), (9, 2075495), (15, 1245297), (45, 415099), (151, 123705), (453, 41235), (755, 24741), (1359, 13745), (2265, 8247), (2749, 6795)]