18012050

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{971}}^1$

素因数の和:1043

約数の個数: 48

約数和(自身を含む): 39051072

約数和(自身を除く): 21039022

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 53, 70, 106, 175, 265, 350, 371, 530, 742, 971, 1325, 1855, 1942, 2650, 3710, 4855, 6797, 9275, 9710, 13594, 18550, 24275, 33985, 48550, 51463, 67970, 102926, 169925, 257315, 339850, 360241, 514630, 720482, 1286575, 1801205, 2573150, 3602410, 9006025, 18012050]

約数ペア:

[(1, 18012050), (2, 9006025), (5, 3602410), (7, 2573150), (10, 1801205), (14, 1286575), (25, 720482), (35, 514630), (50, 360241), (53, 339850), (70, 257315), (106, 169925), (175, 102926), (265, 67970), (350, 51463), (371, 48550), (530, 33985), (742, 24275), (971, 18550), (1325, 13594), (1855, 9710), (1942, 9275), (2650, 6797), (3710, 4855)]