18565545008

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{8347817}}^1$

素因数の和:8347964

約数の個数: 20

約数和(自身を含む): 36229530120

約数和(自身を除く): 17663985112

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 8347817, 16695634, 33391268, 66782536, 133565072, 1160346563, 2320693126, 4641386252, 9282772504, 18565545008]

約数ペア:

[(1, 18565545008), (2, 9282772504), (4, 4641386252), (8, 2320693126), (16, 1160346563), (139, 133565072), (278, 66782536), (556, 33391268), (1112, 16695634), (2224, 8347817)]