20124928

素因数分解:

$2^8\times {\mathrm{127}}^1\times {\mathrm{619}}^1$

素因数の和:762

約数の個数: 36

約数和(自身を含む): 40552960

約数和(自身を除く): 20428032

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 619, 1016, 1238, 2032, 2476, 4064, 4952, 8128, 9904, 16256, 19808, 32512, 39616, 78613, 79232, 157226, 158464, 314452, 628904, 1257808, 2515616, 5031232, 10062464, 20124928]

約数ペア:

[(1, 20124928), (2, 10062464), (4, 5031232), (8, 2515616), (16, 1257808), (32, 628904), (64, 314452), (127, 158464), (128, 157226), (254, 79232), (256, 78613), (508, 39616), (619, 32512), (1016, 19808), (1238, 16256), (2032, 9904), (2476, 8128), (4064, 4952)]