20163687208

素因数分解:

$2^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{3712019}}^1$

素因数の和:3712129

約数の個数: 32

約数和(自身を含む): 43653355200

約数和(自身を除く): 23489667992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 97, 194, 388, 679, 776, 1358, 2716, 5432, 3712019, 7424038, 14848076, 25984133, 29696152, 51968266, 103936532, 207873064, 360065843, 720131686, 1440263372, 2520460901, 2880526744, 5040921802, 10081843604, 20163687208]

約数ペア:

[(1, 20163687208), (2, 10081843604), (4, 5040921802), (7, 2880526744), (8, 2520460901), (14, 1440263372), (28, 720131686), (56, 360065843), (97, 207873064), (194, 103936532), (388, 51968266), (679, 29696152), (776, 25984133), (1358, 14848076), (2716, 7424038), (5432, 3712019)]