18140288

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{7459}}^1$

素因数の和:7492

約数の個数: 32

約数和(自身を含む): 38046000

約数和(自身を除く): 19905712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 7459, 14918, 29836, 59672, 119344, 141721, 238688, 283442, 477376, 566884, 954752, 1133768, 2267536, 4535072, 9070144, 18140288]

約数ペア:

[(1, 18140288), (2, 9070144), (4, 4535072), (8, 2267536), (16, 1133768), (19, 954752), (32, 566884), (38, 477376), (64, 283442), (76, 238688), (128, 141721), (152, 119344), (304, 59672), (608, 29836), (1216, 14918), (2432, 7459)]