18508448

素因数分解:

$2^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1559}}^1$

素因数の和:1629

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 23948512

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 106, 112, 212, 224, 371, 424, 742, 848, 1484, 1559, 1696, 2968, 3118, 5936, 6236, 10913, 11872, 12472, 21826, 24944, 43652, 49888, 82627, 87304, 165254, 174608, 330508, 349216, 578389, 661016, 1156778, 1322032, 2313556, 2644064, 4627112, 9254224, 18508448]

約数ペア:

[(1, 18508448), (2, 9254224), (4, 4627112), (7, 2644064), (8, 2313556), (14, 1322032), (16, 1156778), (28, 661016), (32, 578389), (53, 349216), (56, 330508), (106, 174608), (112, 165254), (212, 87304), (224, 82627), (371, 49888), (424, 43652), (742, 24944), (848, 21826), (1484, 12472), (1559, 11872), (1696, 10913), (2968, 6236), (3118, 5936)]