40768988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18233}}^1$

素因数の和:18293

約数の個数: 24

約数和(自身を含む): 78625008

約数和(自身を除く): 37856020

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 18233, 36466, 72932, 237029, 474058, 784019, 948116, 1568038, 3136076, 10192247, 20384494, 40768988]

約数ペア:

[(1, 40768988), (2, 20384494), (4, 10192247), (13, 3136076), (26, 1568038), (43, 948116), (52, 784019), (86, 474058), (172, 237029), (559, 72932), (1118, 36466), (2236, 18233)]