18735276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7691}}^1$

素因数の和:7734

約数の個数: 48

約数和(自身を含む): 51690240

約数和(自身を除く): 32954964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 7691, 15382, 23073, 30764, 46146, 53837, 92292, 107674, 161511, 215348, 223039, 323022, 446078, 646044, 669117, 892156, 1338234, 1561273, 2676468, 3122546, 4683819, 6245092, 9367638, 18735276]

約数ペア:

[(1, 18735276), (2, 9367638), (3, 6245092), (4, 4683819), (6, 3122546), (7, 2676468), (12, 1561273), (14, 1338234), (21, 892156), (28, 669117), (29, 646044), (42, 446078), (58, 323022), (84, 223039), (87, 215348), (116, 161511), (174, 107674), (203, 92292), (348, 53837), (406, 46146), (609, 30764), (812, 23073), (1218, 15382), (2436, 7691)]