18806205

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{389}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 33022080

約数和(自身を除く): 14215875

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 293, 389, 879, 1167, 1465, 1945, 3223, 4279, 4395, 5835, 9669, 12837, 16115, 21395, 48345, 64185, 113977, 341931, 569885, 1253747, 1709655, 3761241, 6268735, 18806205]

約数ペア:

[(1, 18806205), (3, 6268735), (5, 3761241), (11, 1709655), (15, 1253747), (33, 569885), (55, 341931), (165, 113977), (293, 64185), (389, 48345), (879, 21395), (1167, 16115), (1465, 12837), (1945, 9669), (3223, 5835), (4279, 4395)]