20804948944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{100023793}}^1$

素因数の和:100023814

約数の個数: 20

約数和(自身を含む): 43410326596

約数和(自身を除く): 22605377652

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 100023793, 200047586, 400095172, 800190344, 1300309309, 1600380688, 2600618618, 5201237236, 10402474472, 20804948944]

約数ペア:

[(1, 20804948944), (2, 10402474472), (4, 5201237236), (8, 2600618618), (13, 1600380688), (16, 1300309309), (26, 800190344), (52, 400095172), (104, 200047586), (208, 100023793)]