18834992

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{1039}}^1$

素因数の和:1161

約数の個数: 40

約数和(自身を含む): 40235520

約数和(自身を除く): 21400528

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 103, 176, 206, 412, 824, 1039, 1133, 1648, 2078, 2266, 4156, 4532, 8312, 9064, 11429, 16624, 18128, 22858, 45716, 91432, 107017, 182864, 214034, 428068, 856136, 1177187, 1712272, 2354374, 4708748, 9417496, 18834992]

約数ペア:

[(1, 18834992), (2, 9417496), (4, 4708748), (8, 2354374), (11, 1712272), (16, 1177187), (22, 856136), (44, 428068), (88, 214034), (103, 182864), (176, 107017), (206, 91432), (412, 45716), (824, 22858), (1039, 18128), (1133, 16624), (1648, 11429), (2078, 9064), (2266, 8312), (4156, 4532)]