18864128

素因数分解:

$2^{11}\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 38591280

約数和(自身を除く): 19727152

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 151, 244, 256, 302, 488, 512, 604, 976, 1024, 1208, 1952, 2048, 2416, 3904, 4832, 7808, 9211, 9664, 15616, 18422, 19328, 31232, 36844, 38656, 62464, 73688, 77312, 124928, 147376, 154624, 294752, 309248, 589504, 1179008, 2358016, 4716032, 9432064, 18864128]

約数ペア:

[(1, 18864128), (2, 9432064), (4, 4716032), (8, 2358016), (16, 1179008), (32, 589504), (61, 309248), (64, 294752), (122, 154624), (128, 147376), (151, 124928), (244, 77312), (256, 73688), (302, 62464), (488, 38656), (512, 36844), (604, 31232), (976, 19328), (1024, 18422), (1208, 15616), (1952, 9664), (2048, 9211), (2416, 7808), (3904, 4832)]