20888973066

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{580927}}^1$

素因数の和:581406

約数の個数: 32

約数和(自身を含む): 45089307648

約数和(自身を除く): 24200334582

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 461, 922, 1383, 2766, 5993, 11986, 17979, 35958, 580927, 1161854, 1742781, 3485562, 7552051, 15104102, 22656153, 45312306, 267807347, 535614694, 803422041, 1606844082, 3481495511, 6962991022, 10444486533, 20888973066]

約数ペア:

[(1, 20888973066), (2, 10444486533), (3, 6962991022), (6, 3481495511), (13, 1606844082), (26, 803422041), (39, 535614694), (78, 267807347), (461, 45312306), (922, 22656153), (1383, 15104102), (2766, 7552051), (5993, 3485562), (11986, 1742781), (17979, 1161854), (35958, 580927)]