18747392

素因数分解:

$2^{12}\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:246

約数の個数: 52

約数和(自身を含む): 39316800

約数和(自身を除く): 20569408

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 199, 256, 368, 398, 512, 736, 796, 1024, 1472, 1592, 2048, 2944, 3184, 4096, 4577, 5888, 6368, 9154, 11776, 12736, 18308, 23552, 25472, 36616, 47104, 50944, 73232, 94208, 101888, 146464, 203776, 292928, 407552, 585856, 815104, 1171712, 2343424, 4686848, 9373696, 18747392]

約数ペア:

[(1, 18747392), (2, 9373696), (4, 4686848), (8, 2343424), (16, 1171712), (23, 815104), (32, 585856), (46, 407552), (64, 292928), (92, 203776), (128, 146464), (184, 101888), (199, 94208), (256, 73232), (368, 50944), (398, 47104), (512, 36616), (736, 25472), (796, 23552), (1024, 18308), (1472, 12736), (1592, 11776), (2048, 9154), (2944, 6368), (3184, 5888), (4096, 4577)]