18239984

素因数分解:

$2^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1093}}^1$

素因数の和:1257

約数の個数: 40

約数和(自身を含む): 40696800

約数和(自身を除く): 22456816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 149, 298, 596, 1043, 1093, 1192, 2086, 2186, 2384, 4172, 4372, 7651, 8344, 8744, 15302, 16688, 17488, 30604, 61208, 122416, 162857, 325714, 651428, 1139999, 1302856, 2279998, 2605712, 4559996, 9119992, 18239984]

約数ペア:

[(1, 18239984), (2, 9119992), (4, 4559996), (7, 2605712), (8, 2279998), (14, 1302856), (16, 1139999), (28, 651428), (56, 325714), (112, 162857), (149, 122416), (298, 61208), (596, 30604), (1043, 17488), (1093, 16688), (1192, 15302), (2086, 8744), (2186, 8344), (2384, 7651), (4172, 4372)]