139638824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{18911}}^1$

素因数の和:19001

約数の個数: 32

約数和(自身を含む): 285949440

約数和(自身を除く): 146310616

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 18911, 37822, 75644, 151288, 245843, 491686, 983372, 1342681, 1966744, 2685362, 5370724, 10741448, 17454853, 34909706, 69819412, 139638824]

約数ペア:

[(1, 139638824), (2, 69819412), (4, 34909706), (8, 17454853), (13, 10741448), (26, 5370724), (52, 2685362), (71, 1966744), (104, 1342681), (142, 983372), (284, 491686), (568, 245843), (923, 151288), (1846, 75644), (3692, 37822), (7384, 18911)]