19974156948

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{5185399}}^1$

素因数の和:5185516

約数の個数: 36

約数和(自身を含む): 50962111200

約数和(自身を除く): 30987954252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 321, 428, 642, 963, 1284, 1926, 3852, 5185399, 10370798, 15556197, 20741596, 31112394, 46668591, 62224788, 93337182, 186674364, 554837693, 1109675386, 1664513079, 2219350772, 3329026158, 4993539237, 6658052316, 9987078474, 19974156948]

約数ペア:

[(1, 19974156948), (2, 9987078474), (3, 6658052316), (4, 4993539237), (6, 3329026158), (9, 2219350772), (12, 1664513079), (18, 1109675386), (36, 554837693), (107, 186674364), (214, 93337182), (321, 62224788), (428, 46668591), (642, 31112394), (963, 20741596), (1284, 15556197), (1926, 10370798), (3852, 5185399)]