1999928

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:587

約数の個数: 32

約数和(自身を含む): 4354560

約数和(自身を除く): 2354632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 503, 568, 994, 1006, 1988, 2012, 3521, 3976, 4024, 7042, 14084, 28168, 35713, 71426, 142852, 249991, 285704, 499982, 999964, 1999928]

約数ペア:

[(1, 1999928), (2, 999964), (4, 499982), (7, 285704), (8, 249991), (14, 142852), (28, 71426), (56, 35713), (71, 28168), (142, 14084), (284, 7042), (497, 4024), (503, 3976), (568, 3521), (994, 2012), (1006, 1988)]