22019499140

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{1341017}}^1$

素因数の和:1341847

約数の個数: 24

約数和(自身を含む): 46297305432

約数和(自身を除く): 24277806292

約数列:

[1, 2, 4, 5, 10, 20, 821, 1642, 3284, 4105, 8210, 16420, 1341017, 2682034, 5364068, 6705085, 13410170, 26820340, 1100974957, 2201949914, 4403899828, 5504874785, 11009749570, 22019499140]

約数ペア:

[(1, 22019499140), (2, 11009749570), (4, 5504874785), (5, 4403899828), (10, 2201949914), (20, 1100974957), (821, 26820340), (1642, 13410170), (3284, 6705085), (4105, 5364068), (8210, 2682034), (16420, 1341017)]