18945795

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{577}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 33292800

約数和(自身を除く): 14347005

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 199, 577, 597, 995, 1731, 2189, 2885, 2985, 6347, 6567, 8655, 10945, 19041, 31735, 32835, 95205, 114823, 344469, 574115, 1263053, 1722345, 3789159, 6315265, 18945795]

約数ペア:

[(1, 18945795), (3, 6315265), (5, 3789159), (11, 1722345), (15, 1263053), (33, 574115), (55, 344469), (165, 114823), (199, 95205), (577, 32835), (597, 31735), (995, 19041), (1731, 10945), (2189, 8655), (2885, 6567), (2985, 6347)]