20213962808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{194365027}}^1$

素因数の和:194365046

約数の個数: 16

約数和(自身を含む): 40816655880

約数和(自身を除く): 20602693072

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 194365027, 388730054, 777460108, 1554920216, 2526745351, 5053490702, 10106981404, 20213962808]

約数ペア:

[(1, 20213962808), (2, 10106981404), (4, 5053490702), (8, 2526745351), (13, 1554920216), (26, 777460108), (52, 388730054), (104, 194365027)]