1921488985

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1\times {\mathrm{1933}}^1$

素因数の和:2365

約数の個数: 32

約数和(自身を含む): 2551858848

約数和(自身を除く): 630369863

約数列:

[1, 5, 13, 41, 65, 205, 373, 533, 1865, 1933, 2665, 4849, 9665, 15293, 24245, 25129, 76465, 79253, 125645, 198809, 396265, 721009, 994045, 1030289, 3605045, 5151445, 9373117, 29561369, 46865585, 147806845, 384297797, 1921488985]

約数ペア:

[(1, 1921488985), (5, 384297797), (13, 147806845), (41, 46865585), (65, 29561369), (205, 9373117), (373, 5151445), (533, 3605045), (1865, 1030289), (1933, 994045), (2665, 721009), (4849, 396265), (9665, 198809), (15293, 125645), (24245, 79253), (25129, 76465)]