19277240

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7193}}^1$

素因数の和:7271

約数の個数: 32

約数和(自身を含む): 44027280

約数和(自身を除く): 24750040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 7193, 14386, 28772, 35965, 57544, 71930, 143860, 287720, 481931, 963862, 1927724, 2409655, 3855448, 4819310, 9638620, 19277240]

約数ペア:

[(1, 19277240), (2, 9638620), (4, 4819310), (5, 3855448), (8, 2409655), (10, 1927724), (20, 963862), (40, 481931), (67, 287720), (134, 143860), (268, 71930), (335, 57544), (536, 35965), (670, 28772), (1340, 14386), (2680, 7193)]