19936699264

素因数分解:

$2^7\times {\mathrm{131}}^1\times {\mathrm{1188973}}^1$

素因数の和:1189118

約数の個数: 32

約数和(自身を含む): 40020864840

約数和(自身を除く): 20084165576

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 262, 524, 1048, 2096, 4192, 8384, 16768, 1188973, 2377946, 4755892, 9511784, 19023568, 38047136, 76094272, 152188544, 155755463, 311510926, 623021852, 1246043704, 2492087408, 4984174816, 9968349632, 19936699264]

約数ペア:

[(1, 19936699264), (2, 9968349632), (4, 4984174816), (8, 2492087408), (16, 1246043704), (32, 623021852), (64, 311510926), (128, 155755463), (131, 152188544), (262, 76094272), (524, 38047136), (1048, 19023568), (2096, 9511784), (4192, 4755892), (8384, 2377946), (16768, 1188973)]