20172547528

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3497321}}^1$

素因数の和:3497437

約数の個数: 32

約数和(自身を含む): 43646578560

約数和(自身を除く): 23474031032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 3497321, 6994642, 13989284, 24481247, 27978568, 48962494, 97924988, 195849976, 360224063, 720448126, 1440896252, 2521568441, 2881792504, 5043136882, 10086273764, 20172547528]

約数ペア:

[(1, 20172547528), (2, 10086273764), (4, 5043136882), (7, 2881792504), (8, 2521568441), (14, 1440896252), (28, 720448126), (56, 360224063), (103, 195849976), (206, 97924988), (412, 48962494), (721, 27978568), (824, 24481247), (1442, 13989284), (2884, 6994642), (5768, 3497321)]