20197632008

素因数分解:

$2^3\times {\mathrm{521}}^1\times {\mathrm{4845881}}^1$

素因数の和:4846408

約数の個数: 16

約数和(自身を含む): 37943256060

約数和(自身を除く): 17745624052

約数列:

[1, 2, 4, 8, 521, 1042, 2084, 4168, 4845881, 9691762, 19383524, 38767048, 2524704001, 5049408002, 10098816004, 20197632008]

約数ペア:

[(1, 20197632008), (2, 10098816004), (4, 5049408002), (8, 2524704001), (521, 38767048), (1042, 19383524), (2084, 9691762), (4168, 4845881)]