2019980516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{718343}}^1$

素因数の和:718403

約数の個数: 24

約数和(自身を含む): 3821590080

約数和(自身を除く): 1801609564

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 718343, 1436686, 2873372, 13648517, 26578691, 27297034, 53157382, 54594068, 106314764, 504995129, 1009990258, 2019980516]

約数ペア:

[(1, 2019980516), (2, 1009990258), (4, 504995129), (19, 106314764), (37, 54594068), (38, 53157382), (74, 27297034), (76, 26578691), (148, 13648517), (703, 2873372), (1406, 1436686), (2812, 718343)]